Finding the Fourth Proportional to 4,019.50, 5,546.45 and 2,340.55

Step by Step Solution

1. Step 1: Write the proportion equation
   4,019.50 : 5,546.45 = 2,340.55 : x
2. Step 2: Convert to fraction form
   4,019.50/5,546.45 = 2,340.55/x
3. Step 3: Cross multiply
   4,019.50x = 5,546.45 × 2,340.55
4. Step 4: Simplify right side
   4,019.50x = 12,981,743.55
5. Step 5: Solve for x
   x = 12,981,743.55/4,019.50
6. Step 6: Final answer
   x = 3,229.69