Jennie saved 10 million rupiah in a bank. The bank gives an annual nominal interest of i yang converted semiannually for the first 7 years and nominal interest annual amount of 2i converted per quarter for years next. If it is known the amount of money in Jennie's account at the end year 5 is X and at the end of year 10.5 is amounting to IDR 19,800,000.00. Calculate X.