Finding the Third Proportional to 2,396.50 and 3,509

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396.50 : 3,509 = 3,509 : x
2. Step 2: Convert to fraction form
   2,396.50/3,509 = 3,509/x
3. Step 3: Cross multiply
   2,396.50x = 3,509 × 3,509
4. Step 4: Simplify right side
   2,396.50x = 12,313,081
5. Step 5: Solve for x
   x = 12,313,081/2,396.50
6. Step 6: Final answer
   x = 5,137.94