Finding the Fourth Proportional to 9,916.43, 14,876.15 and 3,250.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,916.43 : 14,876.15 = 3,250.71 : x
2. Step 2: Convert to fraction form
   9,916.43/14,876.15 = 3,250.71/x
3. Step 3: Cross multiply
   9,916.43x = 14,876.15 × 3,250.71
4. Step 4: Simplify right side
   9,916.43x = 48,358,033.31
5. Step 5: Solve for x
   x = 48,358,033.31/9,916.43
6. Step 6: Final answer
   x = 4,876.56