Can anyone do this without the use of Excel?

5-45. Your boss has just presented you with the summary in the accompanying table of projected costs and annual receipts for a new product line. He asks you to calculate the IRR for this investment opportunity. What would you present to your boss, and how would you explain the results of your analysis? (It is widely known that the boss likes to see graphs of PW versus interest rate for this type of problem.) The company's MARR is 10% per year. (5.60) End of Year Net Cash Flow 0 - $450,000 1 -42,500 2 +92, 800 3 +386,000 4 +614, 600 th -$202, 200 5-45. Your boss has just presented you with the summary in the accompanying table of projected costs and annual receipts for a new product line. He asks you to calculate the IRR for this investment opportunity. What would you present to your boss, and how would you explain the results of your analysis? (It is widely known that the boss likes to see graphs of PW versus interest rate for this type of problem.) The company's MARR is 10% per year. (5.60) End of Year Net Cash Flow 0 - $450,000 1 -42,500 2 +92, 800 3 +386,000 4 +614, 600 th -$202, 200