Finding the Fourth Proportional to 17,672.34, 24,387.18 and 9,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,672.34 : 24,387.18 = 9,714.50 : x
2. Step 2: Convert to fraction form
   17,672.34/24,387.18 = 9,714.50/x
3. Step 3: Cross multiply
   17,672.34x = 24,387.18 × 9,714.50
4. Step 4: Simplify right side
   17,672.34x = 236,909,138.17
5. Step 5: Solve for x
   x = 236,909,138.17/17,672.34
6. Step 6: Final answer
   x = 13,405.65