Finding the Fourth Proportional to 8,132.43, 12,199.56 and 3,201.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,132.43 : 12,199.56 = 3,201.42 : x
2. Step 2: Convert to fraction form
   8,132.43/12,199.56 = 3,201.42/x
3. Step 3: Cross multiply
   8,132.43x = 12,199.56 × 3,201.42
4. Step 4: Simplify right side
   8,132.43x = 39,055,915.38
5. Step 5: Solve for x
   x = 39,055,915.38/8,132.43
6. Step 6: Final answer
   x = 4,802.49