Finding the Fourth Proportional to 8,772.04, 12,105.57 and 4,793.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,772.04 : 12,105.57 = 4,793.32 : x
2. Step 2: Convert to fraction form
   8,772.04/12,105.57 = 4,793.32/x
3. Step 3: Cross multiply
   8,772.04x = 12,105.57 × 4,793.32
4. Step 4: Simplify right side
   8,772.04x = 58,025,870.79
5. Step 5: Solve for x
   x = 58,025,870.79/8,772.04
6. Step 6: Final answer
   x = 6,614.87