Finding the Fourth Proportional to 22,422.72, 33,638.18 and 9,267.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,422.72 : 33,638.18 = 9,267.96 : x
2. Step 2: Convert to fraction form
   22,422.72/33,638.18 = 9,267.96/x
3. Step 3: Cross multiply
   22,422.72x = 33,638.18 × 9,267.96
4. Step 4: Simplify right side
   22,422.72x = 311,757,306.71
5. Step 5: Solve for x
   x = 311,757,306.71/22,422.72
6. Step 6: Final answer
   x = 13,903.63