Finding the Third Proportional to 1,277,387 and 1,776,088

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,387 : 1,776,088 = 1,776,088 : x
2. Step 2: Convert to fraction form
   1,277,387/1,776,088 = 1,776,088/x
3. Step 3: Cross multiply
   1,277,387x = 1,776,088 × 1,776,088
4. Step 4: Simplify right side
   1,277,387x = 3,154,488,583,744
5. Step 5: Solve for x
   x = 3,154,488,583,744/1,277,387
6. Step 6: Final answer
   x = 2,469,485.43