Finding the Fourth Proportional to 22,523, 31,089.03 and 14,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,523 : 31,089.03 = 14,139.50 : x
2. Step 2: Convert to fraction form
   22,523/31,089.03 = 14,139.50/x
3. Step 3: Cross multiply
   22,523x = 31,089.03 × 14,139.50
4. Step 4: Simplify right side
   22,523x = 439,583,339.69
5. Step 5: Solve for x
   x = 439,583,339.69/22,523
6. Step 6: Final answer
   x = 19,517.09