Finding the Fourth Proportional to 8,287.56, 12,414.06 and 3,673.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,287.56 : 12,414.06 = 3,673.80 : x
2. Step 2: Convert to fraction form
   8,287.56/12,414.06 = 3,673.80/x
3. Step 3: Cross multiply
   8,287.56x = 12,414.06 × 3,673.80
4. Step 4: Simplify right side
   8,287.56x = 45,606,773.63
5. Step 5: Solve for x
   x = 45,606,773.63/8,287.56
6. Step 6: Final answer
   x = 5,503.04