Finding the Third Proportional to 1,306,078 and 2,770,186

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,078 : 2,770,186 = 2,770,186 : x
2. Step 2: Convert to fraction form
   1,306,078/2,770,186 = 2,770,186/x
3. Step 3: Cross multiply
   1,306,078x = 2,770,186 × 2,770,186
4. Step 4: Simplify right side
   1,306,078x = 7,673,930,474,596
5. Step 5: Solve for x
   x = 7,673,930,474,596/1,306,078
6. Step 6: Final answer
   x = 5,875,552.97