Finding the Third Proportional to 969,216 and 1,986,792

Step by Step Solution

1. Step 1: Write the proportion equation
   969,216 : 1,986,792 = 1,986,792 : x
2. Step 2: Convert to fraction form
   969,216/1,986,792 = 1,986,792/x
3. Step 3: Cross multiply
   969,216x = 1,986,792 × 1,986,792
4. Step 4: Simplify right side
   969,216x = 3,947,342,451,264
5. Step 5: Solve for x
   x = 3,947,342,451,264/969,216
6. Step 6: Final answer
   x = 4,072,716.97