I would be great if excel was used to complete this with formuals given!

VTR Corporation is considering building a new bottling line for its Kombucha drink. The total initial investment in the project is $3,450,000. The operating cash flows from the new bottling line have been estimated to be: Year 1: $680,000 Year 2: $890,000 Year 3: $1,240,000 Year 4: $750,000 Year 5: $420,000 They expect to shut down the bottling line at the end of year 5. The project will be financed at a cost of capital of 7.5% Calculate the Payback Period (non-discounted)