Finding the Fourth Proportional to 17,454.42, 24,089.56 and 9,902.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,454.42 : 24,089.56 = 9,902.60 : x
2. Step 2: Convert to fraction form
   17,454.42/24,089.56 = 9,902.60/x
3. Step 3: Cross multiply
   17,454.42x = 24,089.56 × 9,902.60
4. Step 4: Simplify right side
   17,454.42x = 238,549,276.86
5. Step 5: Solve for x
   x = 238,549,276.86/17,454.42
6. Step 6: Final answer
   x = 13,666.98