Finding the Third Proportional to 2,602 and 3,518

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602 : 3,518 = 3,518 : x
2. Step 2: Convert to fraction form
   2,602/3,518 = 3,518/x
3. Step 3: Cross multiply
   2,602x = 3,518 × 3,518
4. Step 4: Simplify right side
   2,602x = 12,376,324
5. Step 5: Solve for x
   x = 12,376,324/2,602
6. Step 6: Final answer
   x = 4,756.47