Finding the Third Proportional to 444,856 and 978,272

Step by Step Solution

1. Step 1: Write the proportion equation
   444,856 : 978,272 = 978,272 : x
2. Step 2: Convert to fraction form
   444,856/978,272 = 978,272/x
3. Step 3: Cross multiply
   444,856x = 978,272 × 978,272
4. Step 4: Simplify right side
   444,856x = 957,016,105,984
5. Step 5: Solve for x
   x = 957,016,105,984/444,856
6. Step 6: Final answer
   x = 2,151,294.14