Complex sentence: Finding that he had a talent for painting, especially portraits, Peale studied for a time under John Hesselius and John Singleton Copley; eventually friends raised enough money for him to travel to England to take instruction from Benjamin West.
Split into simpler sentences: Finding that he had a talent for painting, especially portraitures, Peale studied for a time under John Hesselius and John Singleton Copley. Friends eventually raised enough money for him to travel to England to take instruction from Benjamin West.