Finding the Third Proportional to 699,920 and 1,446,498

Step by Step Solution

1. Step 1: Write the proportion equation
   699,920 : 1,446,498 = 1,446,498 : x
2. Step 2: Convert to fraction form
   699,920/1,446,498 = 1,446,498/x
3. Step 3: Cross multiply
   699,920x = 1,446,498 × 1,446,498
4. Step 4: Simplify right side
   699,920x = 2,092,356,464,004
5. Step 5: Solve for x
   x = 2,092,356,464,004/699,920
6. Step 6: Final answer
   x = 2,989,422.31