Definition: In this task you will be given a list of numbers and you need to find the mean (average) of that list. The mean of a list can be found by summing every number in the list then dividing the result by the size of that list. The output should be rounded to 3 decimal places.
Input: [-32.571, 128.55, -92.95, -75.275, 196.64, 181.068, -38.034, 192.871, -23.134, 8.658]

44.582