Finding the Third Proportional to 21,822 and 33,139

Step by Step Solution

1. Step 1: Write the proportion equation
   21,822 : 33,139 = 33,139 : x
2. Step 2: Convert to fraction form
   21,822/33,139 = 33,139/x
3. Step 3: Cross multiply
   21,822x = 33,139 × 33,139
4. Step 4: Simplify right side
   21,822x = 1,098,193,321
5. Step 5: Solve for x
   x = 1,098,193,321/21,822
6. Step 6: Final answer
   x = 50,325.05