Need help solving this. Can you please show how you got the answer? The answer is the one on the bottom I just need to know how to get there.

5. Ames Co. is planning an investment project of a 20-year contract to build a supertanker. The company has estimated that the net present value (NPV) of all cash flows except salvage value is ($1,400,000). If a discount rate of 8% is used, what would the salvage value cash flow need to be in 20 years to make this investment attractive? (round to nearest dollar) 6,52007