Finding the Fourth Proportional to 16,111.85, 22,234.25 and 9,038.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,111.85 : 22,234.25 = 9,038.25 : x
2. Step 2: Convert to fraction form
   16,111.85/22,234.25 = 9,038.25/x
3. Step 3: Cross multiply
   16,111.85x = 22,234.25 × 9,038.25
4. Step 4: Simplify right side
   16,111.85x = 200,958,732.66
5. Step 5: Solve for x
   x = 200,958,732.66/16,111.85
6. Step 6: Final answer
   x = 12,472.73