Finding the Third Proportional to 2,640 and 3,596

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640 : 3,596 = 3,596 : x
2. Step 2: Convert to fraction form
   2,640/3,596 = 3,596/x
3. Step 3: Cross multiply
   2,640x = 3,596 × 3,596
4. Step 4: Simplify right side
   2,640x = 12,931,216
5. Step 5: Solve for x
   x = 12,931,216/2,640
6. Step 6: Final answer
   x = 4,898.19