Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[12, -7], [26, 45, 17, -31], [22, 34, 23]]

[-84, -616590, 17204]