Finding the Third Proportional to 15,238 and 17,426

Step by Step Solution

1. Step 1: Write the proportion equation
   15,238 : 17,426 = 17,426 : x
2. Step 2: Convert to fraction form
   15,238/17,426 = 17,426/x
3. Step 3: Cross multiply
   15,238x = 17,426 × 17,426
4. Step 4: Simplify right side
   15,238x = 303,665,476
5. Step 5: Solve for x
   x = 303,665,476/15,238
6. Step 6: Final answer
   x = 19,928.17