Finding the Third Proportional to 456,484 and 1,017,872

Step by Step Solution

1. Step 1: Write the proportion equation
   456,484 : 1,017,872 = 1,017,872 : x
2. Step 2: Convert to fraction form
   456,484/1,017,872 = 1,017,872/x
3. Step 3: Cross multiply
   456,484x = 1,017,872 × 1,017,872
4. Step 4: Simplify right side
   456,484x = 1,036,063,408,384
5. Step 5: Solve for x
   x = 1,036,063,408,384/456,484
6. Step 6: Final answer
   x = 2,269,659.85