Finding the Third Proportional to 126,943 and 300,751

Step by Step Solution

1. Step 1: Write the proportion equation
   126,943 : 300,751 = 300,751 : x
2. Step 2: Convert to fraction form
   126,943/300,751 = 300,751/x
3. Step 3: Cross multiply
   126,943x = 300,751 × 300,751
4. Step 4: Simplify right side
   126,943x = 90,451,164,001
5. Step 5: Solve for x
   x = 90,451,164,001/126,943
6. Step 6: Final answer
   x = 712,533.69