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.
[[-48, 96], [57, -188, 84, -89, -74], [-118, 96, -79, 12], [18, -74, 2, -131, -158], [-30, -42, 36, 66], [1, -122, -6, 39, 64], [22, -176, -184]]