Evaluate the infinite series:

1/2! + 2/3! + 3/4! + …

If 5 kg apples, 6 kg oranges and 2 kg potato cost rupee 186 and 13 kg apples, 6 kg orange and 4 kg potato cost rupee 288. What would be the cost of 1 kg potato, 2 kg orange and 3 kg apple?