Finding the Fourth Proportional to 23,103.24, 31,882.48 and 12,492.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,103.24 : 31,882.48 = 12,492.86 : x
2. Step 2: Convert to fraction form
   23,103.24/31,882.48 = 12,492.86/x
3. Step 3: Cross multiply
   23,103.24x = 31,882.48 × 12,492.86
4. Step 4: Simplify right side
   23,103.24x = 398,303,359.09
5. Step 5: Solve for x
   x = 398,303,359.09/23,103.24
6. Step 6: Final answer
   x = 17,240.15