Let $x^{3}-11x^{2}+32x-28=0$ be a polynomial equation. Find the list of all potential rational solution(s) for the polynomial equation using the Rational Root Theorem. Then, find the actual rational solution(s).

---

1. Find all potential rational solution(s).
Answer (separate by commas):

2. Find all distinct actual rational solution(s).
Answer (separate by commas):

---