Finding the Fourth Proportional to 23,105.24, 31,885.24 and 12,494.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,105.24 : 31,885.24 = 12,494.88 : x
2. Step 2: Convert to fraction form
   23,105.24/31,885.24 = 12,494.88/x
3. Step 3: Cross multiply
   23,105.24x = 31,885.24 × 12,494.88
4. Step 4: Simplify right side
   23,105.24x = 398,402,247.57
5. Step 5: Solve for x
   x = 398,402,247.57/23,105.24
6. Step 6: Final answer
   x = 17,242.94