Finding the Third Proportional to 2,485,011 and 5,435,285

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485,011 : 5,435,285 = 5,435,285 : x
2. Step 2: Convert to fraction form
   2,485,011/5,435,285 = 5,435,285/x
3. Step 3: Cross multiply
   2,485,011x = 5,435,285 × 5,435,285
4. Step 4: Simplify right side
   2,485,011x = 29,542,323,031,225
5. Step 5: Solve for x
   x = 29,542,323,031,225/2,485,011
6. Step 6: Final answer
   x = 11,888,206.14