Finding the Third Proportional to 2,556,408 and 5,593,886

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,408 : 5,593,886 = 5,593,886 : x
2. Step 2: Convert to fraction form
   2,556,408/5,593,886 = 5,593,886/x
3. Step 3: Cross multiply
   2,556,408x = 5,593,886 × 5,593,886
4. Step 4: Simplify right side
   2,556,408x = 31,291,560,580,996
5. Step 5: Solve for x
   x = 31,291,560,580,996/2,556,408
6. Step 6: Final answer
   x = 12,240,440.72