Finding the Fourth Proportional to 6,077.34, 8,387.81 and 3,559.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,077.34 : 8,387.81 = 3,559.30 : x
2. Step 2: Convert to fraction form
   6,077.34/8,387.81 = 3,559.30/x
3. Step 3: Cross multiply
   6,077.34x = 8,387.81 × 3,559.30
4. Step 4: Simplify right side
   6,077.34x = 29,854,711.16
5. Step 5: Solve for x
   x = 29,854,711.16/6,077.34
6. Step 6: Final answer
   x = 4,912.47