Finding the Fourth Proportional to 6,411.55, 8,847.95 and 3,723.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,411.55 : 8,847.95 = 3,723.29 : x
2. Step 2: Convert to fraction form
   6,411.55/8,847.95 = 3,723.29/x
3. Step 3: Cross multiply
   6,411.55x = 8,847.95 × 3,723.29
4. Step 4: Simplify right side
   6,411.55x = 32,943,483.76
5. Step 5: Solve for x
   x = 32,943,483.76/6,411.55
6. Step 6: Final answer
   x = 5,138.15