. . Consider an annuity immediate with the following regime of payments: end-of year payments equal to 10 for 5 years: end-of year payments equal to 15 for the following 5 years: end-of your payments equal to 10 for the following 3 years: end-of year payments equal to 6 for the following 2 years. Let the present value of the above annuity immediate be denoted by P. In standard actuarial notation, you are given that ag = 4,4518, ayo = 8.1109,073 = 9.9856, and as = 11.1184. Find X