I cant believe im agreeing with him but yeah, its way wrong.
Beyond coercion it also sets a bad precedence, and what becomes a task of simply "you can do this to progress" quickly is "you MUST do this to progress". Which is incredibly vile, and sounds a bit like Hollywood.
Women who use their sexuality to play male bosses for raises are bad as well, they are reinforcing this as acceptable behavior and will follow along to whoever comes next in their life.
Some people abuse power to get sex. Some people abuse their sex to get power, we all just need to be better humans.