Finding the Third Proportional to 2,541,405 and 5,580,474

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541,405 : 5,580,474 = 5,580,474 : x
2. Step 2: Convert to fraction form
   2,541,405/5,580,474 = 5,580,474/x
3. Step 3: Cross multiply
   2,541,405x = 5,580,474 × 5,580,474
4. Step 4: Simplify right side
   2,541,405x = 31,141,690,064,676
5. Step 5: Solve for x
   x = 31,141,690,064,676/2,541,405
6. Step 6: Final answer
   x = 12,253,729.75