Finding the Fourth Proportional to 22,248.72, 33,377.94 and 9,102.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,248.72 : 33,377.94 = 9,102.42 : x
2. Step 2: Convert to fraction form
   22,248.72/33,377.94 = 9,102.42/x
3. Step 3: Cross multiply
   22,248.72x = 33,377.94 × 9,102.42
4. Step 4: Simplify right side
   22,248.72x = 303,820,028.61
5. Step 5: Solve for x
   x = 303,820,028.61/22,248.72
6. Step 6: Final answer
   x = 13,655.62