Finding the Fourth Proportional to 1,250.98, 1,726.52 and 712.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.98 : 1,726.52 = 712.73 : x
2. Step 2: Convert to fraction form
   1,250.98/1,726.52 = 712.73/x
3. Step 3: Cross multiply
   1,250.98x = 1,726.52 × 712.73
4. Step 4: Simplify right side
   1,250.98x = 1,230,543.35
5. Step 5: Solve for x
   x = 1,230,543.35/1,250.98
6. Step 6: Final answer
   x = 983.67