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.
[[-71, -181, 24], [-179, -158, -186, 56, -55, -86, 93], [61, -98, -126, -84], [-46, -23, 79, 66, -31, 22, 18]]