Finding the Third Proportional to 1,382,998 and 1,864,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382,998 : 1,864,382 = 1,864,382 : x
2. Step 2: Convert to fraction form
   1,382,998/1,864,382 = 1,864,382/x
3. Step 3: Cross multiply
   1,382,998x = 1,864,382 × 1,864,382
4. Step 4: Simplify right side
   1,382,998x = 3,475,920,241,924
5. Step 5: Solve for x
   x = 3,475,920,241,924/1,382,998
6. Step 6: Final answer
   x = 2,513,322.68