Finding the Third Proportional to 3,499,568 and 7,278,496

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499,568 : 7,278,496 = 7,278,496 : x
2. Step 2: Convert to fraction form
   3,499,568/7,278,496 = 7,278,496/x
3. Step 3: Cross multiply
   3,499,568x = 7,278,496 × 7,278,496
4. Step 4: Simplify right side
   3,499,568x = 52,976,504,022,016
5. Step 5: Solve for x
   x = 52,976,504,022,016/3,499,568
6. Step 6: Final answer
   x = 15,138,012.47