Finding the Fourth Proportional to 22,836.86, 34,234.52 and 8,787.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,836.86 : 34,234.52 = 8,787.92 : x
2. Step 2: Convert to fraction form
   22,836.86/34,234.52 = 8,787.92/x
3. Step 3: Cross multiply
   22,836.86x = 34,234.52 × 8,787.92
4. Step 4: Simplify right side
   22,836.86x = 300,850,007.89
5. Step 5: Solve for x
   x = 300,850,007.89/22,836.86
6. Step 6: Final answer
   x = 13,173.88