A water park has pools, slides, and rides that, in total, make use of 7, point, 7, times, 10, to the power 57.7×10 5 gallons of water. They plan to add a ride that would make use of an additional 6, point, 3, times, 10, to the power 56.3×10 5 gallons of water. Use scientific notation to express the total gallons of water made use of in the park after the new ride is installed.