Finding the Third Proportional to 1,031,640 and 2,240,382

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,640 : 2,240,382 = 2,240,382 : x
2. Step 2: Convert to fraction form
   1,031,640/2,240,382 = 2,240,382/x
3. Step 3: Cross multiply
   1,031,640x = 2,240,382 × 2,240,382
4. Step 4: Simplify right side
   1,031,640x = 5,019,311,505,924
5. Step 5: Solve for x
   x = 5,019,311,505,924/1,031,640
6. Step 6: Final answer
   x = 4,865,371.16