Finding the Third Proportional to 821,442 and 1,797,736

Step by Step Solution

1. Step 1: Write the proportion equation
   821,442 : 1,797,736 = 1,797,736 : x
2. Step 2: Convert to fraction form
   821,442/1,797,736 = 1,797,736/x
3. Step 3: Cross multiply
   821,442x = 1,797,736 × 1,797,736
4. Step 4: Simplify right side
   821,442x = 3,231,854,725,696
5. Step 5: Solve for x
   x = 3,231,854,725,696/821,442
6. Step 6: Final answer
   x = 3,934,367.52