Finding the Fourth Proportional to 9,916.29, 14,870.10 and 3,340.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,916.29 : 14,870.10 = 3,340.71 : x
2. Step 2: Convert to fraction form
   9,916.29/14,870.10 = 3,340.71/x
3. Step 3: Cross multiply
   9,916.29x = 14,870.10 × 3,340.71
4. Step 4: Simplify right side
   9,916.29x = 49,676,691.77
5. Step 5: Solve for x
   x = 49,676,691.77/9,916.29
6. Step 6: Final answer
   x = 5,009.60