Finding the Third Proportional to 715,285 and 1,002,617

Step by Step Solution

1. Step 1: Write the proportion equation
   715,285 : 1,002,617 = 1,002,617 : x
2. Step 2: Convert to fraction form
   715,285/1,002,617 = 1,002,617/x
3. Step 3: Cross multiply
   715,285x = 1,002,617 × 1,002,617
4. Step 4: Simplify right side
   715,285x = 1,005,240,848,689
5. Step 5: Solve for x
   x = 1,005,240,848,689/715,285
6. Step 6: Final answer
   x = 1,405,371.07