Finding the Third Proportional to 8,108 and 17,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,108 : 17,717.50 = 17,717.50 : x
2. Step 2: Convert to fraction form
   8,108/17,717.50 = 17,717.50/x
3. Step 3: Cross multiply
   8,108x = 17,717.50 × 17,717.50
4. Step 4: Simplify right side
   8,108x = 313,909,806.25
5. Step 5: Solve for x
   x = 313,909,806.25/8,108
6. Step 6: Final answer
   x = 38,716.06