Finding the Fourth Proportional to 8,178.34, 12,265.46 and 3,496.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,178.34 : 12,265.46 = 3,496.04 : x
2. Step 2: Convert to fraction form
   8,178.34/12,265.46 = 3,496.04/x
3. Step 3: Cross multiply
   8,178.34x = 12,265.46 × 3,496.04
4. Step 4: Simplify right side
   8,178.34x = 42,880,538.78
5. Step 5: Solve for x
   x = 42,880,538.78/8,178.34
6. Step 6: Final answer
   x = 5,243.18