Finding the Third Proportional to 844,719 and 1,821,468

Step by Step Solution

1. Step 1: Write the proportion equation
   844,719 : 1,821,468 = 1,821,468 : x
2. Step 2: Convert to fraction form
   844,719/1,821,468 = 1,821,468/x
3. Step 3: Cross multiply
   844,719x = 1,821,468 × 1,821,468
4. Step 4: Simplify right side
   844,719x = 3,317,745,675,024
5. Step 5: Solve for x
   x = 3,317,745,675,024/844,719
6. Step 6: Final answer
   x = 3,927,632.35