Finding the Third Proportional to 456,389 and 1,017,718

Step by Step Solution

1. Step 1: Write the proportion equation
   456,389 : 1,017,718 = 1,017,718 : x
2. Step 2: Convert to fraction form
   456,389/1,017,718 = 1,017,718/x
3. Step 3: Cross multiply
   456,389x = 1,017,718 × 1,017,718
4. Step 4: Simplify right side
   456,389x = 1,035,749,927,524
5. Step 5: Solve for x
   x = 1,035,749,927,524/456,389
6. Step 6: Final answer
   x = 2,269,445.42