Finding the Third Proportional to 300,124 and 656,016

Step by Step Solution

1. Step 1: Write the proportion equation
   300,124 : 656,016 = 656,016 : x
2. Step 2: Convert to fraction form
   300,124/656,016 = 656,016/x
3. Step 3: Cross multiply
   300,124x = 656,016 × 656,016
4. Step 4: Simplify right side
   300,124x = 430,356,992,256
5. Step 5: Solve for x
   x = 430,356,992,256/300,124
6. Step 6: Final answer
   x = 1,433,930.62