Finding the Third Proportional to 869,834 and 1,799,356

Step by Step Solution

1. Step 1: Write the proportion equation
   869,834 : 1,799,356 = 1,799,356 : x
2. Step 2: Convert to fraction form
   869,834/1,799,356 = 1,799,356/x
3. Step 3: Cross multiply
   869,834x = 1,799,356 × 1,799,356
4. Step 4: Simplify right side
   869,834x = 3,237,682,014,736
5. Step 5: Solve for x
   x = 3,237,682,014,736/869,834
6. Step 6: Final answer
   x = 3,722,183.79