Finding the Fourth Proportional to 6,158.41, 9,239.89 and 4,417.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,158.41 : 9,239.89 = 4,417.31 : x
2. Step 2: Convert to fraction form
   6,158.41/9,239.89 = 4,417.31/x
3. Step 3: Cross multiply
   6,158.41x = 9,239.89 × 4,417.31
4. Step 4: Simplify right side
   6,158.41x = 40,815,458.50
5. Step 5: Solve for x
   x = 40,815,458.50/6,158.41
6. Step 6: Final answer
   x = 6,627.60