Finding the Third Proportional to 21,918.41 and 33,223.61

Step by Step Solution

1. Step 1: Write the proportion equation
   21,918.41 : 33,223.61 = 33,223.61 : x
2. Step 2: Convert to fraction form
   21,918.41/33,223.61 = 33,223.61/x
3. Step 3: Cross multiply
   21,918.41x = 33,223.61 × 33,223.61
4. Step 4: Simplify right side
   21,918.41x = 1,103,807,960.34
5. Step 5: Solve for x
   x = 1,103,807,960.34/21,918.41
6. Step 6: Final answer
   x = 50,359.86