Finding the Third Proportional to 294,626 and 654,538

Step by Step Solution

1. Step 1: Write the proportion equation
   294,626 : 654,538 = 654,538 : x
2. Step 2: Convert to fraction form
   294,626/654,538 = 654,538/x
3. Step 3: Cross multiply
   294,626x = 654,538 × 654,538
4. Step 4: Simplify right side
   294,626x = 428,419,993,444
5. Step 5: Solve for x
   x = 428,419,993,444/294,626
6. Step 6: Final answer
   x = 1,454,114.69