Finding the Fourth Proportional to 8,231.08, 12,350.94 and 3,847.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,231.08 : 12,350.94 = 3,847.72 : x
2. Step 2: Convert to fraction form
   8,231.08/12,350.94 = 3,847.72/x
3. Step 3: Cross multiply
   8,231.08x = 12,350.94 × 3,847.72
4. Step 4: Simplify right side
   8,231.08x = 47,522,958.86
5. Step 5: Solve for x
   x = 47,522,958.86/8,231.08
6. Step 6: Final answer
   x = 5,773.60