Finding the Fourth Proportional to 2,587.59, 3,880.20 and 832.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587.59 : 3,880.20 = 832.27 : x
2. Step 2: Convert to fraction form
   2,587.59/3,880.20 = 832.27/x
3. Step 3: Cross multiply
   2,587.59x = 3,880.20 × 832.27
4. Step 4: Simplify right side
   2,587.59x = 3,229,369.89
5. Step 5: Solve for x
   x = 3,229,369.89/2,587.59
6. Step 6: Final answer
   x = 1,248.02