Finding the Fourth Proportional to 2,587.61, 3,571.23 and 1,468.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.61 : 3,571.23 = 1,468.91 : x
2. Step 2: Convert to fraction form
   2,587.61/3,571.23 = 1,468.91/x
3. Step 3: Cross multiply
   2,587.61x = 3,571.23 × 1,468.91
4. Step 4: Simplify right side
   2,587.61x = 5,245,797.60
5. Step 5: Solve for x
   x = 5,245,797.60/2,587.61
6. Step 6: Final answer
   x = 2,027.28