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.
[[37, -92, -86], [-172, 29, -11, 61, -136, 66, -115], [-6, -4, -114, -105, -156, 37, 40], [33, -137, 69, -172, -122], [-164, 59, 67, 58, 36]]