Finding the Third Proportional to 21,458.25 and 33,159.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,458.25 : 33,159.38 = 33,159.38 : x
2. Step 2: Convert to fraction form
   21,458.25/33,159.38 = 33,159.38/x
3. Step 3: Cross multiply
   21,458.25x = 33,159.38 × 33,159.38
4. Step 4: Simplify right side
   21,458.25x = 1,099,544,150.39
5. Step 5: Solve for x
   x = 1,099,544,150.39/21,458.25
6. Step 6: Final answer
   x = 51,241.09