Finding the Fourth Proportional to 2,263.94, 3,124.24 and 1,255.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.94 : 3,124.24 = 1,255.71 : x
2. Step 2: Convert to fraction form
   2,263.94/3,124.24 = 1,255.71/x
3. Step 3: Cross multiply
   2,263.94x = 3,124.24 × 1,255.71
4. Step 4: Simplify right side
   2,263.94x = 3,923,142.70
5. Step 5: Solve for x
   x = 3,923,142.70/2,263.94
6. Step 6: Final answer
   x = 1,732.89