Finding the Third Proportional to 1,171,719 and 1,770,147

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,719 : 1,770,147 = 1,770,147 : x
2. Step 2: Convert to fraction form
   1,171,719/1,770,147 = 1,770,147/x
3. Step 3: Cross multiply
   1,171,719x = 1,770,147 × 1,770,147
4. Step 4: Simplify right side
   1,171,719x = 3,133,420,401,609
5. Step 5: Solve for x
   x = 3,133,420,401,609/1,171,719
6. Step 6: Final answer
   x = 2,674,208.07