Finding the Fourth Proportional to 6,076.62, 8,385.57 and 3,423.87

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.62 : 8,385.57 = 3,423.87 : x
2. Step 2: Convert to fraction form
   6,076.62/8,385.57 = 3,423.87/x
3. Step 3: Cross multiply
   6,076.62x = 8,385.57 × 3,423.87
4. Step 4: Simplify right side
   6,076.62x = 28,711,101.56
5. Step 5: Solve for x
   x = 28,711,101.56/6,076.62
6. Step 6: Final answer
   x = 4,724.85