Finding the Fourth Proportional to 2,729.43, 3,766.23 and 1,550.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729.43 : 3,766.23 = 1,550.61 : x
2. Step 2: Convert to fraction form
   2,729.43/3,766.23 = 1,550.61/x
3. Step 3: Cross multiply
   2,729.43x = 3,766.23 × 1,550.61
4. Step 4: Simplify right side
   2,729.43x = 5,839,953.90
5. Step 5: Solve for x
   x = 5,839,953.90/2,729.43
6. Step 6: Final answer
   x = 2,139.62