Finding the Third Proportional to 21,906 and 33,406

Step by Step Solution

1. Step 1: Write the proportion equation
   21,906 : 33,406 = 33,406 : x
2. Step 2: Convert to fraction form
   21,906/33,406 = 33,406/x
3. Step 3: Cross multiply
   21,906x = 33,406 × 33,406
4. Step 4: Simplify right side
   21,906x = 1,115,960,836
5. Step 5: Solve for x
   x = 1,115,960,836/21,906
6. Step 6: Final answer
   x = 50,943.16