Finding the Third Proportional to 1,706,571 and 3,666,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,706,571 : 3,666,399 = 3,666,399 : x
2. Step 2: Convert to fraction form
   1,706,571/3,666,399 = 3,666,399/x
3. Step 3: Cross multiply
   1,706,571x = 3,666,399 × 3,666,399
4. Step 4: Simplify right side
   1,706,571x = 13,442,481,627,201
5. Step 5: Solve for x
   x = 13,442,481,627,201/1,706,571
6. Step 6: Final answer
   x = 7,876,895.62