Finding the Fourth Proportional to 17,874.60, 24,665.33 and 9,916.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,874.60 : 24,665.33 = 9,916.80 : x
2. Step 2: Convert to fraction form
   17,874.60/24,665.33 = 9,916.80/x
3. Step 3: Cross multiply
   17,874.60x = 24,665.33 × 9,916.80
4. Step 4: Simplify right side
   17,874.60x = 244,601,094.96
5. Step 5: Solve for x
   x = 244,601,094.96/17,874.60
6. Step 6: Final answer
   x = 13,684.28