Finding the Third Proportional to 17,398 and 25,369

Step by Step Solution

1. Step 1: Write the proportion equation
   17,398 : 25,369 = 25,369 : x
2. Step 2: Convert to fraction form
   17,398/25,369 = 25,369/x
3. Step 3: Cross multiply
   17,398x = 25,369 × 25,369
4. Step 4: Simplify right side
   17,398x = 643,586,161
5. Step 5: Solve for x
   x = 643,586,161/17,398
6. Step 6: Final answer
   x = 36,991.96