、。
The parents want him to go to college.
Literal
Parents [topic-は], him [to-に] college [toward-へ] go [receiving-てもらいたい] [quotative-と] are-thinking.
~てもらいたい means 'want someone to do X (for one's benefit)' — combining てもらう (receive the favor of) with たい (want to). と思っている frames it as an ongoing desire. The parents want to receive the benefit of him going to college.