Finding the Fourth Proportional to 6,158.81, 8,499.17 and 3,364.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,158.81 : 8,499.17 = 3,364.31 : x
2. Step 2: Convert to fraction form
   6,158.81/8,499.17 = 3,364.31/x
3. Step 3: Cross multiply
   6,158.81x = 8,499.17 × 3,364.31
4. Step 4: Simplify right side
   6,158.81x = 28,593,842.62
5. Step 5: Solve for x
   x = 28,593,842.62/6,158.81
6. Step 6: Final answer
   x = 4,642.75