Finding the Fourth Proportional to 8,737.60, 12,057.46 and 4,758.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,737.60 : 12,057.46 = 4,758.69 : x
2. Step 2: Convert to fraction form
   8,737.60/12,057.46 = 4,758.69/x
3. Step 3: Cross multiply
   8,737.60x = 12,057.46 × 4,758.69
4. Step 4: Simplify right side
   8,737.60x = 57,377,714.33
5. Step 5: Solve for x
   x = 57,377,714.33/8,737.60
6. Step 6: Final answer
   x = 6,566.76