Finding the Fourth Proportional to 2,766.57, 3,817.83 and 1,587.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.57 : 3,817.83 = 1,587.82 : x
2. Step 2: Convert to fraction form
   2,766.57/3,817.83 = 1,587.82/x
3. Step 3: Cross multiply
   2,766.57x = 3,817.83 × 1,587.82
4. Step 4: Simplify right side
   2,766.57x = 6,062,026.83
5. Step 5: Solve for x
   x = 6,062,026.83/2,766.57
6. Step 6: Final answer
   x = 2,191.17