Finding the Fourth Proportional to 8,287.81, 12,414.44 and 3,674.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,287.81 : 12,414.44 = 3,674.05 : x
2. Step 2: Convert to fraction form
   8,287.81/12,414.44 = 3,674.05/x
3. Step 3: Cross multiply
   8,287.81x = 12,414.44 × 3,674.05
4. Step 4: Simplify right side
   8,287.81x = 45,611,254.91
5. Step 5: Solve for x
   x = 45,611,254.91/8,287.81
6. Step 6: Final answer
   x = 5,503.41