Finding the Third Proportional to 861,562 and 1,879,792

Step by Step Solution

1. Step 1: Write the proportion equation
   861,562 : 1,879,792 = 1,879,792 : x
2. Step 2: Convert to fraction form
   861,562/1,879,792 = 1,879,792/x
3. Step 3: Cross multiply
   861,562x = 1,879,792 × 1,879,792
4. Step 4: Simplify right side
   861,562x = 3,533,617,963,264
5. Step 5: Solve for x
   x = 3,533,617,963,264/861,562
6. Step 6: Final answer
   x = 4,101,408.79