Finding the Third Proportional to 12,397 and 17,745

Step by Step Solution

1. Step 1: Write the proportion equation
   12,397 : 17,745 = 17,745 : x
2. Step 2: Convert to fraction form
   12,397/17,745 = 17,745/x
3. Step 3: Cross multiply
   12,397x = 17,745 × 17,745
4. Step 4: Simplify right side
   12,397x = 314,885,025
5. Step 5: Solve for x
   x = 314,885,025/12,397
6. Step 6: Final answer
   x = 25,400.10