Finding the Third Proportional to 1,682,870 and 3,670,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,870 : 3,670,336 = 3,670,336 : x
2. Step 2: Convert to fraction form
   1,682,870/3,670,336 = 3,670,336/x
3. Step 3: Cross multiply
   1,682,870x = 3,670,336 × 3,670,336
4. Step 4: Simplify right side
   1,682,870x = 13,471,366,352,896
5. Step 5: Solve for x
   x = 13,471,366,352,896/1,682,870
6. Step 6: Final answer
   x = 8,004,995.25