please help i am helping somebody and i think i know the answer but i dont want it to be wrong so please help here it is

The table below shows the data for a random sample of fish that were collected from and later released into a lake:

Type of Fish Catfish Grass Carp Bluegill
Number of Fish 52 61 87

How many grass carps are estimated to be present if a sample of 800 fish is collected from the lake?
122
148
244
348