Finding the Third Proportional to 1,520.50 and 3,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520.50 : 3,308 = 3,308 : x
2. Step 2: Convert to fraction form
   1,520.50/3,308 = 3,308/x
3. Step 3: Cross multiply
   1,520.50x = 3,308 × 3,308
4. Step 4: Simplify right side
   1,520.50x = 10,942,864
5. Step 5: Solve for x
   x = 10,942,864/1,520.50
6. Step 6: Final answer
   x = 7,196.89