Finding the Fourth Proportional to 22,466.88, 31,003.17 and 13,512.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,466.88 : 31,003.17 = 13,512.69 : x
2. Step 2: Convert to fraction form
   22,466.88/31,003.17 = 13,512.69/x
3. Step 3: Cross multiply
   22,466.88x = 31,003.17 × 13,512.69
4. Step 4: Simplify right side
   22,466.88x = 418,936,225.23
5. Step 5: Solve for x
   x = 418,936,225.23/22,466.88
6. Step 6: Final answer
   x = 18,646.84