Finding the Fourth Proportional to 6,105.18, 8,425.11 and 3,747.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,105.18 : 8,425.11 = 3,747.42 : x
2. Step 2: Convert to fraction form
   6,105.18/8,425.11 = 3,747.42/x
3. Step 3: Cross multiply
   6,105.18x = 8,425.11 × 3,747.42
4. Step 4: Simplify right side
   6,105.18x = 31,572,425.72
5. Step 5: Solve for x
   x = 31,572,425.72/6,105.18
6. Step 6: Final answer
   x = 5,171.42