Finding the Third Proportional to 444,780 and 978,552

Step by Step Solution

1. Step 1: Write the proportion equation
   444,780 : 978,552 = 978,552 : x
2. Step 2: Convert to fraction form
   444,780/978,552 = 978,552/x
3. Step 3: Cross multiply
   444,780x = 978,552 × 978,552
4. Step 4: Simplify right side
   444,780x = 957,564,016,704
5. Step 5: Solve for x
   x = 957,564,016,704/444,780
6. Step 6: Final answer
   x = 2,152,893.60