Finding the Fourth Proportional to 8,446.72, 12,668.16 and 4,061.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,446.72 : 12,668.16 = 4,061.92 : x
2. Step 2: Convert to fraction form
   8,446.72/12,668.16 = 4,061.92/x
3. Step 3: Cross multiply
   8,446.72x = 12,668.16 × 4,061.92
4. Step 4: Simplify right side
   8,446.72x = 51,457,052.47
5. Step 5: Solve for x
   x = 51,457,052.47/8,446.72
6. Step 6: Final answer
   x = 6,091.96