Finding the Third Proportional to 444,861 and 978,281

Step by Step Solution

1. Step 1: Write the proportion equation
   444,861 : 978,281 = 978,281 : x
2. Step 2: Convert to fraction form
   444,861/978,281 = 978,281/x
3. Step 3: Cross multiply
   444,861x = 978,281 × 978,281
4. Step 4: Simplify right side
   444,861x = 957,033,714,961
5. Step 5: Solve for x
   x = 957,033,714,961/444,861
6. Step 6: Final answer
   x = 2,151,309.54