Finding the Fourth Proportional to 22,915.78, 34,373.19 and 7,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,915.78 : 34,373.19 = 7,333.42 : x
2. Step 2: Convert to fraction form
   22,915.78/34,373.19 = 7,333.42/x
3. Step 3: Cross multiply
   22,915.78x = 34,373.19 × 7,333.42
4. Step 4: Simplify right side
   22,915.78x = 252,073,039.01
5. Step 5: Solve for x
   x = 252,073,039.01/22,915.78
6. Step 6: Final answer
   x = 10,999.98