Answer:
Amortization Schedule
Year   Payment       Principal          Interest           Balance
1        35,560.00     28,000.00      7,560.00         56,000.00
2       33,040.00     28,000.00      5,040.00         28,000.00
3       30,520.00     28,000.00      2,520.00         0.00 
Explanation:
Loan of $84,000.00 at 9% interest  with 3 annual payments  at Constant Principal Payments of  $28000
.
Total Payments: $99,120.00 Total Interest: $15,120.00
The Interest payment and principal amount is gradually decreased with principal value of the loan. The principal value at the end of the year 3 is zero.