Finding the Third Proportional to 1,288,444 and 2,747,515

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,444 : 2,747,515 = 2,747,515 : x
2. Step 2: Convert to fraction form
   1,288,444/2,747,515 = 2,747,515/x
3. Step 3: Cross multiply
   1,288,444x = 2,747,515 × 2,747,515
4. Step 4: Simplify right side
   1,288,444x = 7,548,838,675,225
5. Step 5: Solve for x
   x = 7,548,838,675,225/1,288,444
6. Step 6: Final answer
   x = 5,858,879.92