Finding the Third Proportional to 20,128 and 33,065

Step by Step Solution

1. Step 1: Write the proportion equation
   20,128 : 33,065 = 33,065 : x
2. Step 2: Convert to fraction form
   20,128/33,065 = 33,065/x
3. Step 3: Cross multiply
   20,128x = 33,065 × 33,065
4. Step 4: Simplify right side
   20,128x = 1,093,294,225
5. Step 5: Solve for x
   x = 1,093,294,225/20,128
6. Step 6: Final answer
   x = 54,317.08