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

If a project costs $670,747, and has the cash flows outlined in the table below, what is this project's payback period in years (use two decimal places in your response)? Year 1 Year 2 Year 3 Year 4 Year 6 Year 7 Year 8 Year 5 131,416 31,068 25,307 153,412 165,038 142,198 202,466 8,444