Finding the Third Proportional to 3,760,128 and 5,648,544

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760,128 : 5,648,544 = 5,648,544 : x
2. Step 2: Convert to fraction form
   3,760,128/5,648,544 = 5,648,544/x
3. Step 3: Cross multiply
   3,760,128x = 5,648,544 × 5,648,544
4. Step 4: Simplify right side
   3,760,128x = 31,906,049,319,936
5. Step 5: Solve for x
   x = 31,906,049,319,936/3,760,128
6. Step 6: Final answer
   x = 8,485,362.55