Finding the Fourth Proportional to 1,726.32, 2,578.81 and 1,552.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726.32 : 2,578.81 = 1,552.71 : x
2. Step 2: Convert to fraction form
   1,726.32/2,578.81 = 1,552.71/x
3. Step 3: Cross multiply
   1,726.32x = 2,578.81 × 1,552.71
4. Step 4: Simplify right side
   1,726.32x = 4,004,140.19
5. Step 5: Solve for x
   x = 4,004,140.19/1,726.32
6. Step 6: Final answer
   x = 2,319.47