Finding the Third Proportional to 449,916 and 978,562

Step by Step Solution

1. Step 1: Write the proportion equation
   449,916 : 978,562 = 978,562 : x
2. Step 2: Convert to fraction form
   449,916/978,562 = 978,562/x
3. Step 3: Cross multiply
   449,916x = 978,562 × 978,562
4. Step 4: Simplify right side
   449,916x = 957,583,587,844
5. Step 5: Solve for x
   x = 957,583,587,844/449,916
6. Step 6: Final answer
   x = 2,128,360.82