Finding the Third Proportional to 449,366 and 978,084

Step by Step Solution

1. Step 1: Write the proportion equation
   449,366 : 978,084 = 978,084 : x
2. Step 2: Convert to fraction form
   449,366/978,084 = 978,084/x
3. Step 3: Cross multiply
   449,366x = 978,084 × 978,084
4. Step 4: Simplify right side
   449,366x = 956,648,311,056
5. Step 5: Solve for x
   x = 956,648,311,056/449,366
6. Step 6: Final answer
   x = 2,128,884.50