Finding the Third Proportional to 81,882 and 173,604.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,882 : 173,604.38 = 173,604.38 : x
2. Step 2: Convert to fraction form
   81,882/173,604.38 = 173,604.38/x
3. Step 3: Cross multiply
   81,882x = 173,604.38 × 173,604.38
4. Step 4: Simplify right side
   81,882x = 30,138,479,019.14
5. Step 5: Solve for x
   x = 30,138,479,019.14/81,882
6. Step 6: Final answer
   x = 368,072.09