Finding the Fourth Proportional to 8,761.92, 12,089.52 and 5,929.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,761.92 : 12,089.52 = 5,929.74 : x
2. Step 2: Convert to fraction form
   8,761.92/12,089.52 = 5,929.74/x
3. Step 3: Cross multiply
   8,761.92x = 12,089.52 × 5,929.74
4. Step 4: Simplify right side
   8,761.92x = 71,687,710.32
5. Step 5: Solve for x
   x = 71,687,710.32/8,761.92
6. Step 6: Final answer
   x = 8,181.74