Finding the Third Proportional to 809,832 and 1,777,120

Step by Step Solution

1. Step 1: Write the proportion equation
   809,832 : 1,777,120 = 1,777,120 : x
2. Step 2: Convert to fraction form
   809,832/1,777,120 = 1,777,120/x
3. Step 3: Cross multiply
   809,832x = 1,777,120 × 1,777,120
4. Step 4: Simplify right side
   809,832x = 3,158,155,494,400
5. Step 5: Solve for x
   x = 3,158,155,494,400/809,832
6. Step 6: Final answer
   x = 3,899,766.24