Finding the Third Proportional to 442,761 and 978,552

Step by Step Solution

1. Step 1: Write the proportion equation
   442,761 : 978,552 = 978,552 : x
2. Step 2: Convert to fraction form
   442,761/978,552 = 978,552/x
3. Step 3: Cross multiply
   442,761x = 978,552 × 978,552
4. Step 4: Simplify right side
   442,761x = 957,564,016,704
5. Step 5: Solve for x
   x = 957,564,016,704/442,761
6. Step 6: Final answer
   x = 2,162,710.85