Finding the Third Proportional to 82,969.31 and 131,835.09

Step by Step Solution

1. Step 1: Write the proportion equation
   82,969.31 : 131,835.09 = 131,835.09 : x
2. Step 2: Convert to fraction form
   82,969.31/131,835.09 = 131,835.09/x
3. Step 3: Cross multiply
   82,969.31x = 131,835.09 × 131,835.09
4. Step 4: Simplify right side
   82,969.31x = 17,380,491,944.07
5. Step 5: Solve for x
   x = 17,380,491,944.07/82,969.31
6. Step 6: Final answer
   x = 209,480.97