Finding the Fourth Proportional to 16,112.13, 22,234.66 and 9,038.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,112.13 : 22,234.66 = 9,038.55 : x
2. Step 2: Convert to fraction form
   16,112.13/22,234.66 = 9,038.55/x
3. Step 3: Cross multiply
   16,112.13x = 22,234.66 × 9,038.55
4. Step 4: Simplify right side
   16,112.13x = 200,969,086.14
5. Step 5: Solve for x
   x = 200,969,086.14/16,112.13
6. Step 6: Final answer
   x = 12,473.15