Answer:
$12,290,000
Step by Step Explanation:
Step 1
Projected benefit obligation $11,200,000
Add; Service cost $640,000
Total $11,840,000
Step 2
Projected benefit obligation( $11,200,000× 0.10) $1,120,000
Less Benefits paid 670,000
Total $450,000
Therefore:
$11,840,000+$450,000= $12,290,000
The balance of the projected benefit obligation at December 31, 2021 is: $12,290,000