Finding the Third Proportional to 456,486 and 1,017,876

Step by Step Solution

1. Step 1: Write the proportion equation
   456,486 : 1,017,876 = 1,017,876 : x
2. Step 2: Convert to fraction form
   456,486/1,017,876 = 1,017,876/x
3. Step 3: Cross multiply
   456,486x = 1,017,876 × 1,017,876
4. Step 4: Simplify right side
   456,486x = 1,036,071,551,376
5. Step 5: Solve for x
   x = 1,036,071,551,376/456,486
6. Step 6: Final answer
   x = 2,269,667.75