Finding the Fourth Proportional to 17,874.16, 24,665.16 and 9,916.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,874.16 : 24,665.16 = 9,916.12 : x
2. Step 2: Convert to fraction form
   17,874.16/24,665.16 = 9,916.12/x
3. Step 3: Cross multiply
   17,874.16x = 24,665.16 × 9,916.12
4. Step 4: Simplify right side
   17,874.16x = 244,582,686.38
5. Step 5: Solve for x
   x = 244,582,686.38/17,874.16
6. Step 6: Final answer
   x = 13,683.59