Finding the Third Proportional to 21,120 and 33,441

Step by Step Solution

1. Step 1: Write the proportion equation
   21,120 : 33,441 = 33,441 : x
2. Step 2: Convert to fraction form
   21,120/33,441 = 33,441/x
3. Step 3: Cross multiply
   21,120x = 33,441 × 33,441
4. Step 4: Simplify right side
   21,120x = 1,118,300,481
5. Step 5: Solve for x
   x = 1,118,300,481/21,120
6. Step 6: Final answer
   x = 52,949.83