Finding the Third Proportional to 685,700 and 1,493,256

Step by Step Solution

1. Step 1: Write the proportion equation
   685,700 : 1,493,256 = 1,493,256 : x
2. Step 2: Convert to fraction form
   685,700/1,493,256 = 1,493,256/x
3. Step 3: Cross multiply
   685,700x = 1,493,256 × 1,493,256
4. Step 4: Simplify right side
   685,700x = 2,229,813,481,536
5. Step 5: Solve for x
   x = 2,229,813,481,536/685,700
6. Step 6: Final answer
   x = 3,251,879.07