Finding the Third Proportional to 1,703,619 and 3,643,617

Step by Step Solution

1. Step 1: Write the proportion equation
   1,703,619 : 3,643,617 = 3,643,617 : x
2. Step 2: Convert to fraction form
   1,703,619/3,643,617 = 3,643,617/x
3. Step 3: Cross multiply
   1,703,619x = 3,643,617 × 3,643,617
4. Step 4: Simplify right side
   1,703,619x = 13,275,944,842,689
5. Step 5: Solve for x
   x = 13,275,944,842,689/1,703,619
6. Step 6: Final answer
   x = 7,792,789.84