Finding the Third Proportional to 699,919 and 1,446,493

Step by Step Solution

1. Step 1: Write the proportion equation
   699,919 : 1,446,493 = 1,446,493 : x
2. Step 2: Convert to fraction form
   699,919/1,446,493 = 1,446,493/x
3. Step 3: Cross multiply
   699,919x = 1,446,493 × 1,446,493
4. Step 4: Simplify right side
   699,919x = 2,092,341,999,049
5. Step 5: Solve for x
   x = 2,092,341,999,049/699,919
6. Step 6: Final answer
   x = 2,989,405.92