Finding the Fourth Proportional to 2,682.83, 4,015.49 and 2,586.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,682.83 : 4,015.49 = 2,586.50 : x
2. Step 2: Convert to fraction form
   2,682.83/4,015.49 = 2,586.50/x
3. Step 3: Cross multiply
   2,682.83x = 4,015.49 × 2,586.50
4. Step 4: Simplify right side
   2,682.83x = 10,386,031.88
5. Step 5: Solve for x
   x = 10,386,031.88/2,682.83
6. Step 6: Final answer
   x = 3,871.30