Finding the Fourth Proportional to 3,175.98, 4,764.10 and 984.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,175.98 : 4,764.10 = 984.72 : x
2. Step 2: Convert to fraction form
   3,175.98/4,764.10 = 984.72/x
3. Step 3: Cross multiply
   3,175.98x = 4,764.10 × 984.72
4. Step 4: Simplify right side
   3,175.98x = 4,691,304.55
5. Step 5: Solve for x
   x = 4,691,304.55/3,175.98
6. Step 6: Final answer
   x = 1,477.12