Finding the Third Proportional to 686,204 and 1,512,016

Step by Step Solution

1. Step 1: Write the proportion equation
   686,204 : 1,512,016 = 1,512,016 : x
2. Step 2: Convert to fraction form
   686,204/1,512,016 = 1,512,016/x
3. Step 3: Cross multiply
   686,204x = 1,512,016 × 1,512,016
4. Step 4: Simplify right side
   686,204x = 2,286,192,384,256
5. Step 5: Solve for x
   x = 2,286,192,384,256/686,204
6. Step 6: Final answer
   x = 3,331,651.21