Can you please explain each step even if you do it on excel

Suppose your firm is considering investing in a project with the cash flows shown below, that the required rate of return on projects of this risk class is 11 percent, and that the maximum allowable payback and discounted payback statistics for your company are 3 and 3.5 years, respectively. Time: Cash flow: 0 $235,000 1 $65,800 2 $84,000 3 $141,000 4 $122,000 $81,200 Use the NPV decision rule to evaluate this project. (Do not round intermediate calculations and round your final answer to 2 decimal places.) Answer is complete but not entirely correct. NPV 134,893.58