Finding the Third Proportional to 1,098,364 and 1,643,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,364 : 1,643,568 = 1,643,568 : x
2. Step 2: Convert to fraction form
   1,098,364/1,643,568 = 1,643,568/x
3. Step 3: Cross multiply
   1,098,364x = 1,643,568 × 1,643,568
4. Step 4: Simplify right side
   1,098,364x = 2,701,315,770,624
5. Step 5: Solve for x
   x = 2,701,315,770,624/1,098,364
6. Step 6: Final answer
   x = 2,459,399.41