Finding the Fourth Proportional to 17,714.72, 24,447 and 9,757.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,714.72 : 24,447 = 9,757.28 : x
2. Step 2: Convert to fraction form
   17,714.72/24,447 = 9,757.28/x
3. Step 3: Cross multiply
   17,714.72x = 24,447 × 9,757.28
4. Step 4: Simplify right side
   17,714.72x = 238,536,224.16
5. Step 5: Solve for x
   x = 238,536,224.16/17,714.72
6. Step 6: Final answer
   x = 13,465.42