Finding the Third Proportional to 21,238 and 41,936

Step by Step Solution

1. Step 1: Write the proportion equation
   21,238 : 41,936 = 41,936 : x
2. Step 2: Convert to fraction form
   21,238/41,936 = 41,936/x
3. Step 3: Cross multiply
   21,238x = 41,936 × 41,936
4. Step 4: Simplify right side
   21,238x = 1,758,628,096
5. Step 5: Solve for x
   x = 1,758,628,096/21,238
6. Step 6: Final answer
   x = 82,805.73