Finding the Third Proportional to 3,368,538 and 5,177,739

Step by Step Solution

1. Step 1: Write the proportion equation
   3,368,538 : 5,177,739 = 5,177,739 : x
2. Step 2: Convert to fraction form
   3,368,538/5,177,739 = 5,177,739/x
3. Step 3: Cross multiply
   3,368,538x = 5,177,739 × 5,177,739
4. Step 4: Simplify right side
   3,368,538x = 26,808,981,152,121
5. Step 5: Solve for x
   x = 26,808,981,152,121/3,368,538
6. Step 6: Final answer
   x = 7,958,639.97