Finding the Third Proportional to 21,106.38 and 33,421.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,106.38 : 33,421.38 = 33,421.38 : x
2. Step 2: Convert to fraction form
   21,106.38/33,421.38 = 33,421.38/x
3. Step 3: Cross multiply
   21,106.38x = 33,421.38 × 33,421.38
4. Step 4: Simplify right side
   21,106.38x = 1,116,988,306.89
5. Step 5: Solve for x
   x = 1,116,988,306.89/21,106.38
6. Step 6: Final answer
   x = 52,921.85