Finding the Third Proportional to 1,686,674 and 3,614,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,674 : 3,614,404 = 3,614,404 : x
2. Step 2: Convert to fraction form
   1,686,674/3,614,404 = 3,614,404/x
3. Step 3: Cross multiply
   1,686,674x = 3,614,404 × 3,614,404
4. Step 4: Simplify right side
   1,686,674x = 13,063,916,275,216
5. Step 5: Solve for x
   x = 13,063,916,275,216/1,686,674
6. Step 6: Final answer
   x = 7,745,371.23