Finding the Third Proportional to 1,667,987 and 3,382,390

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667,987 : 3,382,390 = 3,382,390 : x
2. Step 2: Convert to fraction form
   1,667,987/3,382,390 = 3,382,390/x
3. Step 3: Cross multiply
   1,667,987x = 3,382,390 × 3,382,390
4. Step 4: Simplify right side
   1,667,987x = 11,440,562,112,100
5. Step 5: Solve for x
   x = 11,440,562,112,100/1,667,987
6. Step 6: Final answer
   x = 6,858,903.64