Finding the Third Proportional to 1,238,179 and 2,682,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,179 : 2,682,456 = 2,682,456 : x
2. Step 2: Convert to fraction form
   1,238,179/2,682,456 = 2,682,456/x
3. Step 3: Cross multiply
   1,238,179x = 2,682,456 × 2,682,456
4. Step 4: Simplify right side
   1,238,179x = 7,195,570,191,936
5. Step 5: Solve for x
   x = 7,195,570,191,936/1,238,179
6. Step 6: Final answer
   x = 5,811,413.53