Finding the Third Proportional to 86,061 and 126,270

Step by Step Solution

1. Step 1: Write the proportion equation
   86,061 : 126,270 = 126,270 : x
2. Step 2: Convert to fraction form
   86,061/126,270 = 126,270/x
3. Step 3: Cross multiply
   86,061x = 126,270 × 126,270
4. Step 4: Simplify right side
   86,061x = 15,944,112,900
5. Step 5: Solve for x
   x = 15,944,112,900/86,061
6. Step 6: Final answer
   x = 185,265.25