A project is being considered that will cost $17000. Expected returns are $3000 at the end of the years 1 and 2, and $X at the end of years 3 and 4,$3000 at the end of the years 5 and 6,$X at the end of the years 7 and 8, with this pattern repeating itself forever. If the company wants to earn15% on its money, what is the required value of X?