Finding the Third Proportional to 2,538,524 and 5,286,997

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,524 : 5,286,997 = 5,286,997 : x
2. Step 2: Convert to fraction form
   2,538,524/5,286,997 = 5,286,997/x
3. Step 3: Cross multiply
   2,538,524x = 5,286,997 × 5,286,997
4. Step 4: Simplify right side
   2,538,524x = 27,952,337,278,009
5. Step 5: Solve for x
   x = 27,952,337,278,009/2,538,524
6. Step 6: Final answer
   x = 11,011,255.86