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.
[[-134, 82, 18, -139, 25, 8, 46], [-48, 32, 9, -183, -25], [-35, -81, 64, 25, 92], [-141, 38, 59, 73, -108, -178]]