Finding the Fourth Proportional to 6,139.55, 8,475.80 and 4,133.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,139.55 : 8,475.80 = 4,133.52 : x
2. Step 2: Convert to fraction form
   6,139.55/8,475.80 = 4,133.52/x
3. Step 3: Cross multiply
   6,139.55x = 8,475.80 × 4,133.52
4. Step 4: Simplify right side
   6,139.55x = 35,034,868.15
5. Step 5: Solve for x
   x = 35,034,868.15/6,139.55
6. Step 6: Final answer
   x = 5,706.43