Finding the Third Proportional to 458,690 and 1,036,299

Step by Step Solution

1. Step 1: Write the proportion equation
   458,690 : 1,036,299 = 1,036,299 : x
2. Step 2: Convert to fraction form
   458,690/1,036,299 = 1,036,299/x
3. Step 3: Cross multiply
   458,690x = 1,036,299 × 1,036,299
4. Step 4: Simplify right side
   458,690x = 1,073,915,617,401
5. Step 5: Solve for x
   x = 1,073,915,617,401/458,690
6. Step 6: Final answer
   x = 2,341,266.69