Finding the Third Proportional to 449,379 and 978,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   449,379 : 978,104.25 = 978,104.25 : x
2. Step 2: Convert to fraction form
   449,379/978,104.25 = 978,104.25/x
3. Step 3: Cross multiply
   449,379x = 978,104.25 × 978,104.25
4. Step 4: Simplify right side
   449,379x = 956,687,923,868.06
5. Step 5: Solve for x
   x = 956,687,923,868.06/449,379
6. Step 6: Final answer
   x = 2,128,911.06