Please show steps/work with formulas or excel

Working capital and capital budgeting Working capital investment is 20% of the anticipated first year sales for Wally's Waffle House. The first-year sales are currently projected at 54,300,000. The incremental cash flow (not including working capital investment) is Click on the icon in order to copy its content into a spreadsheet Initial cash outflow = $13,800,000 Cash flow years 1 through 10 = $2,880,000 What is the internal rate of return of the ten-year project with working capital factored into the cash flow? What is the net present value at a 15% weighted average cost of capital? What is the maximum investment in working capital for an acceptable project with a 15% weighted average cost of capital - What is the internal rate of return of the ten-year project with working capital factored into the cash flow? % (Round to two decimal places) What is the net present value at a 15% weighted average cost of capital? Enter a negative number if the project's NPV is negative $ (Round to the nearest dollar) What is the maximum investment in working capital for an acceptable project with a 15% weighted average cost of capital? (Round to the nearest dollar)