Finding the Third Proportional to 126,864 and 300,024

Step by Step Solution

1. Step 1: Write the proportion equation
   126,864 : 300,024 = 300,024 : x
2. Step 2: Convert to fraction form
   126,864/300,024 = 300,024/x
3. Step 3: Cross multiply
   126,864x = 300,024 × 300,024
4. Step 4: Simplify right side
   126,864x = 90,014,400,576
5. Step 5: Solve for x
   x = 90,014,400,576/126,864
6. Step 6: Final answer
   x = 709,534.62