Finding the Fourth Proportional to 23,104.29, 31,883.82 and 12,493.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,104.29 : 31,883.82 = 12,493.89 : x
2. Step 2: Convert to fraction form
   23,104.29/31,883.82 = 12,493.89/x
3. Step 3: Cross multiply
   23,104.29x = 31,883.82 × 12,493.89
4. Step 4: Simplify right side
   23,104.29x = 398,352,939.86
5. Step 5: Solve for x
   x = 398,352,939.86/23,104.29
6. Step 6: Final answer
   x = 17,241.51