Finding the Third Proportional to 1,628,856 and 2,485,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628,856 : 2,485,404 = 2,485,404 : x
2. Step 2: Convert to fraction form
   1,628,856/2,485,404 = 2,485,404/x
3. Step 3: Cross multiply
   1,628,856x = 2,485,404 × 2,485,404
4. Step 4: Simplify right side
   1,628,856x = 6,177,233,043,216
5. Step 5: Solve for x
   x = 6,177,233,043,216/1,628,856
6. Step 6: Final answer
   x = 3,792,375.17