Victorian government is planning to build a super charger for electric cars on M31 and trying to determine it's location kilometres from Melbourne to minimise the sum of squares of the distance travelled by electric cars .Owners living in five cities on the way Below are the distances to each town from Melbourne with the projected number of electric vehicles that can be utilised within the next decade determine the optimal value of x

Seymour 116 kilometres from Melbourne 6 electric cars,Euros 164 kilometres from Melbourne 39 electric cars, Benalla 211 km from Melbourne 10 electric cars Wangaratta 251 km from Melbourne 18 electric cars, Wodonga 321 km from Melbourne 3 electric cars.(Hint:the answer is between 180 and 200)