Finding the Fourth Proportional to 5,561.55, 8,331.39 and 3,364.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.55 : 8,331.39 = 3,364.83 : x
2. Step 2: Convert to fraction form
   5,561.55/8,331.39 = 3,364.83/x
3. Step 3: Cross multiply
   5,561.55x = 8,331.39 × 3,364.83
4. Step 4: Simplify right side
   5,561.55x = 28,033,711.01
5. Step 5: Solve for x
   x = 28,033,711.01/5,561.55
6. Step 6: Final answer
   x = 5,040.63