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.
[[-72, -188], [63, 99, 86, 55], [71, -135, -12, -186, 23, 28, -117], [-59, -107, -2, 43, -1], [-121, -58], [77, 88, 33, -195, -28, 96, 44], [-74, -67, -184, -78]]