Finding the Third Proportional to 12,238 and 25,906

Step by Step Solution

1. Step 1: Write the proportion equation
   12,238 : 25,906 = 25,906 : x
2. Step 2: Convert to fraction form
   12,238/25,906 = 25,906/x
3. Step 3: Cross multiply
   12,238x = 25,906 × 25,906
4. Step 4: Simplify right side
   12,238x = 671,120,836
5. Step 5: Solve for x
   x = 671,120,836/12,238
6. Step 6: Final answer
   x = 54,839.09