Calculating Discounted Payback: An investment project has annual cash inflows of $2,800, $3,700, $5,100, and $4,300, for the next four years, respectively. The discount rate is 9%. What is the discounted payback period for these cash flows if the initial cost is $5,200? What if the initial cost is $6,400? What if it is $10,400?

ANSWER: these are the answers, I need to see the work on how to get these answers. please show all work on excel

discounted payback period

1.84

2.18

3.26