Finding the Third Proportional to 1,098,366 and 1,643,571

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,366 : 1,643,571 = 1,643,571 : x
2. Step 2: Convert to fraction form
   1,098,366/1,643,571 = 1,643,571/x
3. Step 3: Cross multiply
   1,098,366x = 1,643,571 × 1,643,571
4. Step 4: Simplify right side
   1,098,366x = 2,701,325,632,041
5. Step 5: Solve for x
   x = 2,701,325,632,041/1,098,366
6. Step 6: Final answer
   x = 2,459,403.91