In this task, you are given an input list A. You need to find all the elements of the list that are numbers and calculate their sum.

Q: ['c', '7415', '6253', '4477', 't', '9449', '7733', '2325', 'Z', '5413', 'q', 'm', 'R', '8619', '7289', '857', '7273', '7425']

A: 74528
****
Q: ['K', '9121', 'y', '4233', '1513', 'd', '5609', 'C', 'q', 'p', 'S', '627', 'q', 'I']

A: 21103
****
Q: ['3947', 'F', 'V', 'M', '7843', '4525', 'Y', '8571', 'O', 'D', '3285', '1065', 'f', '5191', 'G', '317', 'x', 'd']

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
34744
****
