Finding the Fourth Proportional to 9,951.30, 14,920.98 and 4,687.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,951.30 : 14,920.98 = 4,687.52 : x
2. Step 2: Convert to fraction form
   9,951.30/14,920.98 = 4,687.52/x
3. Step 3: Cross multiply
   9,951.30x = 14,920.98 × 4,687.52
4. Step 4: Simplify right side
   9,951.30x = 69,942,392.17
5. Step 5: Solve for x
   x = 69,942,392.17/9,951.30
6. Step 6: Final answer
   x = 7,028.47