Finding the Third Proportional to 21,107.75 and 33,423.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,107.75 : 33,423.38 = 33,423.38 : x
2. Step 2: Convert to fraction form
   21,107.75/33,423.38 = 33,423.38/x
3. Step 3: Cross multiply
   21,107.75x = 33,423.38 × 33,423.38
4. Step 4: Simplify right side
   21,107.75x = 1,117,121,996.39
5. Step 5: Solve for x
   x = 1,117,121,996.39/21,107.75
6. Step 6: Final answer
   x = 52,924.73