Finding the Third Proportional to 449,942 and 978,614

Step by Step Solution

1. Step 1: Write the proportion equation
   449,942 : 978,614 = 978,614 : x
2. Step 2: Convert to fraction form
   449,942/978,614 = 978,614/x
3. Step 3: Cross multiply
   449,942x = 978,614 × 978,614
4. Step 4: Simplify right side
   449,942x = 957,685,360,996
5. Step 5: Solve for x
   x = 957,685,360,996/449,942
6. Step 6: Final answer
   x = 2,128,464.03