Finding the Fourth Proportional to 8,416.72, 12,627.42 and 3,673.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,416.72 : 12,627.42 = 3,673.29 : x
2. Step 2: Convert to fraction form
   8,416.72/12,627.42 = 3,673.29/x
3. Step 3: Cross multiply
   8,416.72x = 12,627.42 × 3,673.29
4. Step 4: Simplify right side
   8,416.72x = 46,384,188.81
5. Step 5: Solve for x
   x = 46,384,188.81/8,416.72
6. Step 6: Final answer
   x = 5,510.96