Finding the Third Proportional to 685,618 and 1,476,595

Step by Step Solution

1. Step 1: Write the proportion equation
   685,618 : 1,476,595 = 1,476,595 : x
2. Step 2: Convert to fraction form
   685,618/1,476,595 = 1,476,595/x
3. Step 3: Cross multiply
   685,618x = 1,476,595 × 1,476,595
4. Step 4: Simplify right side
   685,618x = 2,180,332,794,025
5. Step 5: Solve for x
   x = 2,180,332,794,025/685,618
6. Step 6: Final answer
   x = 3,180,098.53