Finding the Fourth Proportional to 22,304.72, 33,451.48 and 9,160.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,304.72 : 33,451.48 = 9,160.72 : x
2. Step 2: Convert to fraction form
   22,304.72/33,451.48 = 9,160.72/x
3. Step 3: Cross multiply
   22,304.72x = 33,451.48 × 9,160.72
4. Step 4: Simplify right side
   22,304.72x = 306,439,641.87
5. Step 5: Solve for x
   x = 306,439,641.87/22,304.72
6. Step 6: Final answer
   x = 13,738.78