Finding the Fourth Proportional to 1,726.48, 2,587.56 and 751.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726.48 : 2,587.56 = 751.48 : x
2. Step 2: Convert to fraction form
   1,726.48/2,587.56 = 751.48/x
3. Step 3: Cross multiply
   1,726.48x = 2,587.56 × 751.48
4. Step 4: Simplify right side
   1,726.48x = 1,944,499.59
5. Step 5: Solve for x
   x = 1,944,499.59/1,726.48
6. Step 6: Final answer
   x = 1,126.28