Finding the Third Proportional to 2,538,408 and 5,539,844

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,408 : 5,539,844 = 5,539,844 : x
2. Step 2: Convert to fraction form
   2,538,408/5,539,844 = 5,539,844/x
3. Step 3: Cross multiply
   2,538,408x = 5,539,844 × 5,539,844
4. Step 4: Simplify right side
   2,538,408x = 30,689,871,544,336
5. Step 5: Solve for x
   x = 30,689,871,544,336/2,538,408
6. Step 6: Final answer
   x = 12,090,204.39