Finding the Third Proportional to 21,384 and 33,590.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,384 : 33,590.25 = 33,590.25 : x
2. Step 2: Convert to fraction form
   21,384/33,590.25 = 33,590.25/x
3. Step 3: Cross multiply
   21,384x = 33,590.25 × 33,590.25
4. Step 4: Simplify right side
   21,384x = 1,128,304,895.06
5. Step 5: Solve for x
   x = 1,128,304,895.06/21,384
6. Step 6: Final answer
   x = 52,763.98