Finding the Third Proportional to 449,931 and 978,594

Step by Step Solution

1. Step 1: Write the proportion equation
   449,931 : 978,594 = 978,594 : x
2. Step 2: Convert to fraction form
   449,931/978,594 = 978,594/x
3. Step 3: Cross multiply
   449,931x = 978,594 × 978,594
4. Step 4: Simplify right side
   449,931x = 957,646,216,836
5. Step 5: Solve for x
   x = 957,646,216,836/449,931
6. Step 6: Final answer
   x = 2,128,429.06