Finding the Third Proportional to 16,908 and 39,510

Step by Step Solution

1. Step 1: Write the proportion equation
   16,908 : 39,510 = 39,510 : x
2. Step 2: Convert to fraction form
   16,908/39,510 = 39,510/x
3. Step 3: Cross multiply
   16,908x = 39,510 × 39,510
4. Step 4: Simplify right side
   16,908x = 1,561,040,100
5. Step 5: Solve for x
   x = 1,561,040,100/16,908
6. Step 6: Final answer
   x = 92,325.53