Finding the Third Proportional to 3,393,036 and 7,178,760

Step by Step Solution

1. Step 1: Write the proportion equation
   3,393,036 : 7,178,760 = 7,178,760 : x
2. Step 2: Convert to fraction form
   3,393,036/7,178,760 = 7,178,760/x
3. Step 3: Cross multiply
   3,393,036x = 7,178,760 × 7,178,760
4. Step 4: Simplify right side
   3,393,036x = 51,534,595,137,600
5. Step 5: Solve for x
   x = 51,534,595,137,600/3,393,036
6. Step 6: Final answer
   x = 15,188,343.16