Finding the Third Proportional to 21,630 and 33,401

Step by Step Solution

1. Step 1: Write the proportion equation
   21,630 : 33,401 = 33,401 : x
2. Step 2: Convert to fraction form
   21,630/33,401 = 33,401/x
3. Step 3: Cross multiply
   21,630x = 33,401 × 33,401
4. Step 4: Simplify right side
   21,630x = 1,115,626,801
5. Step 5: Solve for x
   x = 1,115,626,801/21,630
6. Step 6: Final answer
   x = 51,577.75