Finding the Third Proportional to 82,804.78 and 131,331.38

Step by Step Solution

1. Step 1: Write the proportion equation
   82,804.78 : 131,331.38 = 131,331.38 : x
2. Step 2: Convert to fraction form
   82,804.78/131,331.38 = 131,331.38/x
3. Step 3: Cross multiply
   82,804.78x = 131,331.38 × 131,331.38
4. Step 4: Simplify right side
   82,804.78x = 17,247,930,059.39
5. Step 5: Solve for x
   x = 17,247,930,059.39/82,804.78
6. Step 6: Final answer
   x = 208,296.31