Finding the Third Proportional to 2,561,868 and 5,503,625

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,868 : 5,503,625 = 5,503,625 : x
2. Step 2: Convert to fraction form
   2,561,868/5,503,625 = 5,503,625/x
3. Step 3: Cross multiply
   2,561,868x = 5,503,625 × 5,503,625
4. Step 4: Simplify right side
   2,561,868x = 30,289,888,140,625
5. Step 5: Solve for x
   x = 30,289,888,140,625/2,561,868
6. Step 6: Final answer
   x = 11,823,360.20