Finding the Third Proportional to 21,362 and 43,768

Step by Step Solution

1. Step 1: Write the proportion equation
   21,362 : 43,768 = 43,768 : x
2. Step 2: Convert to fraction form
   21,362/43,768 = 43,768/x
3. Step 3: Cross multiply
   21,362x = 43,768 × 43,768
4. Step 4: Simplify right side
   21,362x = 1,915,637,824
5. Step 5: Solve for x
   x = 1,915,637,824/21,362
6. Step 6: Final answer
   x = 89,675.02