Finding the Third Proportional to 766,870 and 1,660,697

Step by Step Solution

1. Step 1: Write the proportion equation
   766,870 : 1,660,697 = 1,660,697 : x
2. Step 2: Convert to fraction form
   766,870/1,660,697 = 1,660,697/x
3. Step 3: Cross multiply
   766,870x = 1,660,697 × 1,660,697
4. Step 4: Simplify right side
   766,870x = 2,757,914,525,809
5. Step 5: Solve for x
   x = 2,757,914,525,809/766,870
6. Step 6: Final answer
   x = 3,596,326.01