Finding the Third Proportional to 16,790 and 25,396

Step by Step Solution

1. Step 1: Write the proportion equation
   16,790 : 25,396 = 25,396 : x
2. Step 2: Convert to fraction form
   16,790/25,396 = 25,396/x
3. Step 3: Cross multiply
   16,790x = 25,396 × 25,396
4. Step 4: Simplify right side
   16,790x = 644,956,816
5. Step 5: Solve for x
   x = 644,956,816/16,790
6. Step 6: Final answer
   x = 38,413.15