Answer:
The outstanding balance (book value) of the bonds as of December 31, 2021 is $480,542.41.
Explanation:
Note: See the attached excel file for the amortization schedule used in calculating the outstanding balance (book value) of the bonds as of December 31, 2021 (in bold red color).
From the attached amortization schedule, we have:
December 31, 2021 Closing book balance = December 31, 2021 Beginning book balance - December 31, 2021 Discount Amortized = $480,542.41
Therefore, the outstanding balance (book value) of the bonds as of December 31, 2021 is $480,542.41.