Finding the Fourth Proportional to 1,726.05, 2,587.86 and 752.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726.05 : 2,587.86 = 752.43 : x
2. Step 2: Convert to fraction form
   1,726.05/2,587.86 = 752.43/x
3. Step 3: Cross multiply
   1,726.05x = 2,587.86 × 752.43
4. Step 4: Simplify right side
   1,726.05x = 1,947,183.50
5. Step 5: Solve for x
   x = 1,947,183.50/1,726.05
6. Step 6: Final answer
   x = 1,128.12