Finding the Third Proportional to 2,201,640 and 3,100,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,640 : 3,100,422 = 3,100,422 : x
2. Step 2: Convert to fraction form
   2,201,640/3,100,422 = 3,100,422/x
3. Step 3: Cross multiply
   2,201,640x = 3,100,422 × 3,100,422
4. Step 4: Simplify right side
   2,201,640x = 9,612,616,578,084
5. Step 5: Solve for x
   x = 9,612,616,578,084/2,201,640
6. Step 6: Final answer
   x = 4,366,116.43