In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[-104, -133, -160, 52, -101, -131, -19], [-122, 12, -107, -89, -104, 93, 30], [89, -172, 41, 92, 19, -198, 46], [-171, -193, -172], [-56, -169, 5]]