Finding the Third Proportional to 810,668 and 1,759,792

Step by Step Solution

1. Step 1: Write the proportion equation
   810,668 : 1,759,792 = 1,759,792 : x
2. Step 2: Convert to fraction form
   810,668/1,759,792 = 1,759,792/x
3. Step 3: Cross multiply
   810,668x = 1,759,792 × 1,759,792
4. Step 4: Simplify right side
   810,668x = 3,096,867,883,264
5. Step 5: Solve for x
   x = 3,096,867,883,264/810,668
6. Step 6: Final answer
   x = 3,820,143.24