Finding the Third Proportional to 78,267 and 126,012

Step by Step Solution

1. Step 1: Write the proportion equation
   78,267 : 126,012 = 126,012 : x
2. Step 2: Convert to fraction form
   78,267/126,012 = 126,012/x
3. Step 3: Cross multiply
   78,267x = 126,012 × 126,012
4. Step 4: Simplify right side
   78,267x = 15,879,024,144
5. Step 5: Solve for x
   x = 15,879,024,144/78,267
6. Step 6: Final answer
   x = 202,882.75