Complex sentence: Paramahansa Yogananda made him a minister for Self-Realization Fellowship (SRF-the organization that Yogananda founded), authorized him to teach Kriya Yoga, and appointed him the first SRF head monk.
Split into simpler sentences: Paramahansa Yogananda made him a minister for Self-Realization Fellowship (SRF), Yogananda's organization. He authorized him to teach Kriya Yoga, and appointed him the first SRF head monk.