RedactedNarrative: While cruising Operator1 heard people yell then he struck a boat.  Struck the boat on rear port side and then traveled over boat, exiting over starboard bow. Operator2 boat was trolling using crankbaits, when they noticed a boat heading for them at a high rate of speed.  They attempted to get the drivers attention by yelling and waving their hands and arms. Just prior to impact they jumped out the starboard side of the boat.  As Operator2 was mid air, he heard the impact.  After checking to see both passengers in the Operator2 boat had made it into the water and were uninjured, several boats in the proximity came to help out.