Finding the Fourth Proportional to 2,587.86, 3,571.25 and 1,408.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.86 : 3,571.25 = 1,408.93 : x
2. Step 2: Convert to fraction form
   2,587.86/3,571.25 = 1,408.93/x
3. Step 3: Cross multiply
   2,587.86x = 3,571.25 × 1,408.93
4. Step 4: Simplify right side
   2,587.86x = 5,031,655.94
5. Step 5: Solve for x
   x = 5,031,655.94/2,587.86
6. Step 6: Final answer
   x = 1,944.33