Answer:
Nash's Contractor
Gross profit that should be recorded for 2020, 2021, and 2022:
Percentage -of completion                     Completed-contract
2020 $___667,500_____                      2020 $___0_____
2021 $____361,395____                       2021 $____0____
2022 $____121,105____                       2022 $____1,150,000____
Explanation:
a) Data and Calculations:
Contract price = $5,700,000
Estimated construction costs = $3,920,000
Project completion date = 2022
Costs and Billings:
                                                      2020            2021            2022
Total costs incurred to date  $1,470,000 $2,580,000 $4,550,000
Estimated costs to complete 2,450,000     1,720,000     -0-
Customer billings to date       2,100,000    3,920,000  5,500,000
Collections to date                 1,900,000     3,400,000  5,400,000
Percentage of completion:
2020:
Revenue  =        $2,137,500 ($1,470,000/$3,920,000 * $5,700,000)
Cost incurred =   1,470,000
Gross profit =     $667,500
2021: 
Revenue =         $1,471,395 ($1,110,000/$4,300,000 * $5,700,000)
Cost incurred =   1,110,000
Gross profit =     $361,395
2022:
Revenue =      $2,091,105 ($5,700,000 - $2,137,500 - $1,471,395)
Cost incurred   1,970,000
Gross profit =     $121,105
Completed contract
2022: Revenue = $5,700,000
 Total costs =          4,550,000
Gross profit  =        $1,150,000