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: [235.852, 239.613, 36.641, 176.324, -3.967, -16.048, -58.742, 167.568, 61.939, 174.222]

101.34