Complex sentence: For example, Callias was supposed to have married Elpinice, a daughter of the noble Philaidae, in order to align himself with that family, being himself sufficiently wealthy that the lack of dowry did not affect him.
Split into simpler sentences: For example, Callias was supposed to have married Elpinice, a daughter of the noble Philaidae, in order to align himself with that family. He was sufficiently wealthy so the lack of dowry did not affect him.