Jacob and Jackson are having a fishing competition.
Each boy adds the lengths of all the fish he catches,
and the winner is the one with the greatest total length of fish.
The following shows the lengths of the fish each boy caught.
Jacob: 512in., 818in.,678in.,1234in.
Jackson: 634in., 578in., 718in., 634in., 514in.
Who won the competition and by how much?