Finding the Third Proportional to 2,559,268 and 5,600,648

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,268 : 5,600,648 = 5,600,648 : x
2. Step 2: Convert to fraction form
   2,559,268/5,600,648 = 5,600,648/x
3. Step 3: Cross multiply
   2,559,268x = 5,600,648 × 5,600,648
4. Step 4: Simplify right side
   2,559,268x = 31,367,258,019,904
5. Step 5: Solve for x
   x = 31,367,258,019,904/2,559,268
6. Step 6: Final answer
   x = 12,256,339.71