Finding the Fourth Proportional to 8,180.50, 12,270.06 and 3,248.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,180.50 : 12,270.06 = 3,248.81 : x
2. Step 2: Convert to fraction form
   8,180.50/12,270.06 = 3,248.81/x
3. Step 3: Cross multiply
   8,180.50x = 12,270.06 × 3,248.81
4. Step 4: Simplify right side
   8,180.50x = 39,863,077.38
5. Step 5: Solve for x
   x = 39,863,077.38/8,180.50
6. Step 6: Final answer
   x = 4,872.94