Answer:
$261,200
Step-by-step explanation:
The computation of the interest income for the year 3 is shown below:
DATE Annual payment Interest revenue Reduction Net investment
On Jan 1 $3,520,000
On Jan 1 $600,000 $0 $600,000 $2,920,000
On Jan 1, year 2 $600,000 $292,000 $308,000 $2,612,000
On jan1, year 3 $600,000 $261,200 $338,800 $2,273,200