Finding the Fourth Proportional to 8,158.40, 12,233.46 and 3,476.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,158.40 : 12,233.46 = 3,476.60 : x
2. Step 2: Convert to fraction form
   8,158.40/12,233.46 = 3,476.60/x
3. Step 3: Cross multiply
   8,158.40x = 12,233.46 × 3,476.60
4. Step 4: Simplify right side
   8,158.40x = 42,530,847.04
5. Step 5: Solve for x
   x = 42,530,847.04/8,158.40
6. Step 6: Final answer
   x = 5,213.14