Finding the Third Proportional to 3,544,515 and 7,775,256

Step by Step Solution

1. Step 1: Write the proportion equation
   3,544,515 : 7,775,256 = 7,775,256 : x
2. Step 2: Convert to fraction form
   3,544,515/7,775,256 = 7,775,256/x
3. Step 3: Cross multiply
   3,544,515x = 7,775,256 × 7,775,256
4. Step 4: Simplify right side
   3,544,515x = 60,454,605,865,536
5. Step 5: Solve for x
   x = 60,454,605,865,536/3,544,515
6. Step 6: Final answer
   x = 17,055,818.88