Finding the Fourth Proportional to 8,113.86, 12,162.24 and 3,727.68

Step by Step Solution

1. Step 1: Write the proportion equation
   8,113.86 : 12,162.24 = 3,727.68 : x
2. Step 2: Convert to fraction form
   8,113.86/12,162.24 = 3,727.68/x
3. Step 3: Cross multiply
   8,113.86x = 12,162.24 × 3,727.68
4. Step 4: Simplify right side
   8,113.86x = 45,336,938.80
5. Step 5: Solve for x
   x = 45,336,938.80/8,113.86
6. Step 6: Final answer
   x = 5,587.59