Finding the Third Proportional to 21,488 and 33,208

Step by Step Solution

1. Step 1: Write the proportion equation
   21,488 : 33,208 = 33,208 : x
2. Step 2: Convert to fraction form
   21,488/33,208 = 33,208/x
3. Step 3: Cross multiply
   21,488x = 33,208 × 33,208
4. Step 4: Simplify right side
   21,488x = 1,102,771,264
5. Step 5: Solve for x
   x = 1,102,771,264/21,488
6. Step 6: Final answer
   x = 51,320.33