Please show how to do with excel and show work, I need to know how to do it, not necessarily the answer. Thanks!

Find the profitability index (PI) for a proposed project costing $32,647. Assume that the appropriate cost of the capital for the projects of this risk level, at this company is 10.5%, and the estimated cash flows for the life of the project are as follows (use 4 decimal place precision) Year 1 Year 2 Year 4 Year 6 Year 7 Year 8 Year 3 $6,709 Year 5 $15,019 $5,363 $2,252 $4,576 $5,086 $7,615 $6,184