Finding the Third Proportional to 2,320.50 and 3,399

Step by Step Solution

1. Step 1: Write the proportion equation
   2,320.50 : 3,399 = 3,399 : x
2. Step 2: Convert to fraction form
   2,320.50/3,399 = 3,399/x
3. Step 3: Cross multiply
   2,320.50x = 3,399 × 3,399
4. Step 4: Simplify right side
   2,320.50x = 11,553,201
5. Step 5: Solve for x
   x = 11,553,201/2,320.50
6. Step 6: Final answer
   x = 4,978.76