Finding the Third Proportional to 17,155 and 25,660

Step by Step Solution

1. Step 1: Write the proportion equation
   17,155 : 25,660 = 25,660 : x
2. Step 2: Convert to fraction form
   17,155/25,660 = 25,660/x
3. Step 3: Cross multiply
   17,155x = 25,660 × 25,660
4. Step 4: Simplify right side
   17,155x = 658,435,600
5. Step 5: Solve for x
   x = 658,435,600/17,155
6. Step 6: Final answer
   x = 38,381.56