Finding the Third Proportional to 2,485,017 and 5,435,298

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485,017 : 5,435,298 = 5,435,298 : x
2. Step 2: Convert to fraction form
   2,485,017/5,435,298 = 5,435,298/x
3. Step 3: Cross multiply
   2,485,017x = 5,435,298 × 5,435,298
4. Step 4: Simplify right side
   2,485,017x = 29,542,464,348,804
5. Step 5: Solve for x
   x = 29,542,464,348,804/2,485,017
6. Step 6: Final answer
   x = 11,888,234.31