Finding the Third Proportional to 1,578,641 and 2,382,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,641 : 2,382,238 = 2,382,238 : x
2. Step 2: Convert to fraction form
   1,578,641/2,382,238 = 2,382,238/x
3. Step 3: Cross multiply
   1,578,641x = 2,382,238 × 2,382,238
4. Step 4: Simplify right side
   1,578,641x = 5,675,057,888,644
5. Step 5: Solve for x
   x = 5,675,057,888,644/1,578,641
6. Step 6: Final answer
   x = 3,594,900.86