IRR; sensitivity analysis

White Sands Resort is considering adding a new dock to accommodate large yachts. The dock would cost $700,000 and would generate $144,000 annually in new cash inflows. Its expected life would be eight years, with no salvage value. The resorts cost of capital and discount rate are 7 percent.

How much annual cash inflow would be required for the project to be minimally acceptable? Round your final answer to the nearest dollar.