Finding the Third Proportional to 449,876 and 978,482

Step by Step Solution

1. Step 1: Write the proportion equation
   449,876 : 978,482 = 978,482 : x
2. Step 2: Convert to fraction form
   449,876/978,482 = 978,482/x
3. Step 3: Cross multiply
   449,876x = 978,482 × 978,482
4. Step 4: Simplify right side
   449,876x = 957,427,024,324
5. Step 5: Solve for x
   x = 957,427,024,324/449,876
6. Step 6: Final answer
   x = 2,128,202.05