Finding the Third Proportional to 83,940 and 131,016

Step by Step Solution

1. Step 1: Write the proportion equation
   83,940 : 131,016 = 131,016 : x
2. Step 2: Convert to fraction form
   83,940/131,016 = 131,016/x
3. Step 3: Cross multiply
   83,940x = 131,016 × 131,016
4. Step 4: Simplify right side
   83,940x = 17,165,192,256
5. Step 5: Solve for x
   x = 17,165,192,256/83,940
6. Step 6: Final answer
   x = 204,493.59