Finding the Third Proportional to 1,697,660 and 3,661,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697,660 : 3,661,216 = 3,661,216 : x
2. Step 2: Convert to fraction form
   1,697,660/3,661,216 = 3,661,216/x
3. Step 3: Cross multiply
   1,697,660x = 3,661,216 × 3,661,216
4. Step 4: Simplify right side
   1,697,660x = 13,404,502,598,656
5. Step 5: Solve for x
   x = 13,404,502,598,656/1,697,660
6. Step 6: Final answer
   x = 7,895,869.96