Finding the Third Proportional to 1,338,670 and 2,039,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,338,670 : 2,039,382 = 2,039,382 : x
2. Step 2: Convert to fraction form
   1,338,670/2,039,382 = 2,039,382/x
3. Step 3: Cross multiply
   1,338,670x = 2,039,382 × 2,039,382
4. Step 4: Simplify right side
   1,338,670x = 4,159,078,941,924
5. Step 5: Solve for x
   x = 4,159,078,941,924/1,338,670
6. Step 6: Final answer
   x = 3,106,873.94