8, 7, 11, 12, 14, 17, 17, 22, (__)

M, N, O and P divided `44352 among themselves. M took 3/8 th of the money, N took 1/6 of the remaining amount and rest was divided among O and P is the ratio of 3 : 4 respectively. How much did O get as his share?

52.416÷18.72+6.28 = ?