There is no such measure as a leter. The nearest is litre (or liter - US). Furthermore, there is no prefix such as milo. So a miloleter does not exist.
946.35 ml
1000 ml = 1 L. So, 41000 ml = 41 L. 4.1 L < 41 L. Thus, no 4.1 L is not bigger than 41000 ml.
3 leters
1 barrel = 158.9 leters
500
7,600
35
11L
That is 0.341 litre
473.2 ml
800
1 litre (not leters!) = 1000 millilitres so 1.75 litres = 1750 millilitres. Simple!