Finding the Fourth Proportional to 6,311.92, 8,710.83 and 3,479.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,311.92 : 8,710.83 = 3,479.29 : x
2. Step 2: Convert to fraction form
   6,311.92/8,710.83 = 3,479.29/x
3. Step 3: Cross multiply
   6,311.92x = 8,710.83 × 3,479.29
4. Step 4: Simplify right side
   6,311.92x = 30,307,503.71
5. Step 5: Solve for x
   x = 30,307,503.71/6,311.92
6. Step 6: Final answer
   x = 4,801.63