Mohan borrows a sum of Rs 4,22,092 at the rate of 20% per annum simple interest. At the end of the first year, he repays Rs 21,679 towards return of principal amount borrowed. If Mohan clears all pending dues at the end of the second year, including interest payment that accrued during the first year, how much does he pay (in Rs ) at the end of the second year?