Finding the Third Proportional to 2,561,476 and 5,520,200

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,476 : 5,520,200 = 5,520,200 : x
2. Step 2: Convert to fraction form
   2,561,476/5,520,200 = 5,520,200/x
3. Step 3: Cross multiply
   2,561,476x = 5,520,200 × 5,520,200
4. Step 4: Simplify right side
   2,561,476x = 30,472,608,040,000
5. Step 5: Solve for x
   x = 30,472,608,040,000/2,561,476
6. Step 6: Final answer
   x = 11,896,503.44