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: [44.295, 45.986, 194.229, 30.247, 119.935, 195.374, -46.994, -8.725, 119.775, 216.469]

91.059