Finding the Third Proportional to 3,101,320 and 6,578,372

Step by Step Solution

1. Step 1: Write the proportion equation
   3,101,320 : 6,578,372 = 6,578,372 : x
2. Step 2: Convert to fraction form
   3,101,320/6,578,372 = 6,578,372/x
3. Step 3: Cross multiply
   3,101,320x = 6,578,372 × 6,578,372
4. Step 4: Simplify right side
   3,101,320x = 43,274,978,170,384
5. Step 5: Solve for x
   x = 43,274,978,170,384/3,101,320
6. Step 6: Final answer
   x = 13,953,728.79