Finding the Third Proportional to 442,747 and 978,524

Step by Step Solution

1. Step 1: Write the proportion equation
   442,747 : 978,524 = 978,524 : x
2. Step 2: Convert to fraction form
   442,747/978,524 = 978,524/x
3. Step 3: Cross multiply
   442,747x = 978,524 × 978,524
4. Step 4: Simplify right side
   442,747x = 957,509,218,576
5. Step 5: Solve for x
   x = 957,509,218,576/442,747
6. Step 6: Final answer
   x = 2,162,655.46