Finding the Third Proportional to 449,925 and 978,582

Step by Step Solution

1. Step 1: Write the proportion equation
   449,925 : 978,582 = 978,582 : x
2. Step 2: Convert to fraction form
   449,925/978,582 = 978,582/x
3. Step 3: Cross multiply
   449,925x = 978,582 × 978,582
4. Step 4: Simplify right side
   449,925x = 957,622,730,724
5. Step 5: Solve for x
   x = 957,622,730,724/449,925
6. Step 6: Final answer
   x = 2,128,405.25