Finding the Third Proportional to 843,504 and 1,819,872

Step by Step Solution

1. Step 1: Write the proportion equation
   843,504 : 1,819,872 = 1,819,872 : x
2. Step 2: Convert to fraction form
   843,504/1,819,872 = 1,819,872/x
3. Step 3: Cross multiply
   843,504x = 1,819,872 × 1,819,872
4. Step 4: Simplify right side
   843,504x = 3,311,934,096,384
5. Step 5: Solve for x
   x = 3,311,934,096,384/843,504
6. Step 6: Final answer
   x = 3,926,399.99