Finding the Third Proportional to 1,277,487 and 2,781,774

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,487 : 2,781,774 = 2,781,774 : x
2. Step 2: Convert to fraction form
   1,277,487/2,781,774 = 2,781,774/x
3. Step 3: Cross multiply
   1,277,487x = 2,781,774 × 2,781,774
4. Step 4: Simplify right side
   1,277,487x = 7,738,266,587,076
5. Step 5: Solve for x
   x = 7,738,266,587,076/1,277,487
6. Step 6: Final answer
   x = 6,057,413.18