Finding the Fourth Proportional to 16,112.24, 22,234.28 and 9,039.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,112.24 : 22,234.28 = 9,039.06 : x
2. Step 2: Convert to fraction form
   16,112.24/22,234.28 = 9,039.06/x
3. Step 3: Cross multiply
   16,112.24x = 22,234.28 × 9,039.06
4. Step 4: Simplify right side
   16,112.24x = 200,976,990.98
5. Step 5: Solve for x
   x = 200,976,990.98/16,112.24
6. Step 6: Final answer
   x = 12,473.56