Determine the internal rate of return for a project that costs $167,000 and would yield after-tax cash flows of $20,000 per year for the first 5

Determine the internal rate of return for a project that costs $167,000 and would yield after-tax cash flows of $20,000 per year for the first 5 years, $28,000 per year for the next 5 years, and $41,000 per year for the following 5 years.