Finding the Fourth Proportional to 17,892.16, 24,714.42 and 13,617.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,892.16 : 24,714.42 = 13,617.25 : x
2. Step 2: Convert to fraction form
   17,892.16/24,714.42 = 13,617.25/x
3. Step 3: Cross multiply
   17,892.16x = 24,714.42 × 13,617.25
4. Step 4: Simplify right side
   17,892.16x = 336,542,435.75
5. Step 5: Solve for x
   x = 336,542,435.75/17,892.16
6. Step 6: Final answer
   x = 18,809.49