Finding the Third Proportional to 814,716 and 1,789,920

Step by Step Solution

1. Step 1: Write the proportion equation
   814,716 : 1,789,920 = 1,789,920 : x
2. Step 2: Convert to fraction form
   814,716/1,789,920 = 1,789,920/x
3. Step 3: Cross multiply
   814,716x = 1,789,920 × 1,789,920
4. Step 4: Simplify right side
   814,716x = 3,203,813,606,400
5. Step 5: Solve for x
   x = 3,203,813,606,400/814,716
6. Step 6: Final answer
   x = 3,932,429.96