please can any one help me solve this?

Dickerson Co. is evaluating a project requiring a capital expenditure of $810,000. The project has an estimated life of 4 years and no salvage value. The estimated net income and net cash flow from the project are as follows: Year Net Income Net Cash Flow 1 $75,000 $280,000 2 100,000 300,000 3 109,000 200,000 36,000 120,000 $320,000 $900,000 The company's minimum desired rate of return is 12%. The factors for the present value of $1 at compound interest of 12% for 1, 2, 3, and 4 years are 0.893, 0.797, 0.712, and 0.636, respectively. Required: Determine the net present value. Enter negative value as a negative number