Please show step-by-step instructions for how to do this in excel. Thank you!

Photochronograph Corporation (PC) manufactures time series photographic equipment. It is currently at its target debt-equity ratio of .64. It's considering building a new $65.4 million manufacturing facility. This new plant is expected to generate aftertax cash flows of $7.79 million in perpetuity. There are three financing options: a. A new issue of common stock: The required return on the company's new equity is 15 percent. b. A new issue of 20-year bonds: If the company issues these new bonds at an annual coupon rate of 7.4 percent, they will sell at par. c. increased use of accounts payable financing: Because (his financing is part of the company's ongoing daily business, the company assigns it a cost that is the same as the overall firm WACC. Management has a target ratio of accounts payable to long-term debt of .11. (Assume there is no difference between the pretax and aftertax accounts payable cost) If the tax rate is 40 percent, what is the NPV of the new plant? Net present value $