Finding the Third Proportional to 18,272.25 and 27,408.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,272.25 : 27,408.38 = 27,408.38 : x
2. Step 2: Convert to fraction form
   18,272.25/27,408.38 = 27,408.38/x
3. Step 3: Cross multiply
   18,272.25x = 27,408.38 × 27,408.38
4. Step 4: Simplify right side
   18,272.25x = 751,219,020.14
5. Step 5: Solve for x
   x = 751,219,020.14/18,272.25
6. Step 6: Final answer
   x = 41,112.56