Kingston, Inc. management is considering purchasing a new machine at a cost of $4,170,450. They expect this equipment to produce cash flows of $768,639, $865,520, $999,671, $990,464, $1,237,947, and $1,251,583 over the next six years. If the appropriate discount rate is 15 percent, what is the NPV of this investment? (Enter negative amounts using negative sign e.g. -45.25. Round answer to 2 decimal places, e.g. 15.25.)