Finding the Third Proportional to 3,485,180 and 5,019,640

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485,180 : 5,019,640 = 5,019,640 : x
2. Step 2: Convert to fraction form
   3,485,180/5,019,640 = 5,019,640/x
3. Step 3: Cross multiply
   3,485,180x = 5,019,640 × 5,019,640
4. Step 4: Simplify right side
   3,485,180x = 25,196,785,729,600
5. Step 5: Solve for x
   x = 25,196,785,729,600/3,485,180
6. Step 6: Final answer
   x = 7,229,694.23