Finding the Third Proportional to 301,134 and 654,756

Step by Step Solution

1. Step 1: Write the proportion equation
   301,134 : 654,756 = 654,756 : x
2. Step 2: Convert to fraction form
   301,134/654,756 = 654,756/x
3. Step 3: Cross multiply
   301,134x = 654,756 × 654,756
4. Step 4: Simplify right side
   301,134x = 428,705,419,536
5. Step 5: Solve for x
   x = 428,705,419,536/301,134
6. Step 6: Final answer
   x = 1,423,636.72