Finding the Fourth Proportional to 17,243.88, 25,714.92 and 17,086.23

Step by Step Solution

1. Step 1: Write the proportion equation
   17,243.88 : 25,714.92 = 17,086.23 : x
2. Step 2: Convert to fraction form
   17,243.88/25,714.92 = 17,086.23/x
3. Step 3: Cross multiply
   17,243.88x = 25,714.92 × 17,086.23
4. Step 4: Simplify right side
   17,243.88x = 439,371,037.55
5. Step 5: Solve for x
   x = 439,371,037.55/17,243.88
6. Step 6: Final answer
   x = 25,479.82