Finding the Fourth Proportional to 1,250.79, 1,725.81 and 726.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.79 : 1,725.81 = 726.52 : x
2. Step 2: Convert to fraction form
   1,250.79/1,725.81 = 726.52/x
3. Step 3: Cross multiply
   1,250.79x = 1,725.81 × 726.52
4. Step 4: Simplify right side
   1,250.79x = 1,253,835.48
5. Step 5: Solve for x
   x = 1,253,835.48/1,250.79
6. Step 6: Final answer
   x = 1,002.43