Finding the Fourth Proportional to 17,874.88, 24,666.50 and 9,917.02

Step by Step Solution

1. Step 1: Write the proportion equation
   17,874.88 : 24,666.50 = 9,917.02 : x
2. Step 2: Convert to fraction form
   17,874.88/24,666.50 = 9,917.02/x
3. Step 3: Cross multiply
   17,874.88x = 24,666.50 × 9,917.02
4. Step 4: Simplify right side
   17,874.88x = 244,618,173.83
5. Step 5: Solve for x
   x = 244,618,173.83/17,874.88
6. Step 6: Final answer
   x = 13,685.02