Finding the Third Proportional to 3,472.50 and 5,386

Step by Step Solution

1. Step 1: Write the proportion equation
   3,472.50 : 5,386 = 5,386 : x
2. Step 2: Convert to fraction form
   3,472.50/5,386 = 5,386/x
3. Step 3: Cross multiply
   3,472.50x = 5,386 × 5,386
4. Step 4: Simplify right side
   3,472.50x = 29,008,996
5. Step 5: Solve for x
   x = 29,008,996/3,472.50
6. Step 6: Final answer
   x = 8,353.92