Finding the Third Proportional to 728,472 and 1,102,864

Step by Step Solution

1. Step 1: Write the proportion equation
   728,472 : 1,102,864 = 1,102,864 : x
2. Step 2: Convert to fraction form
   728,472/1,102,864 = 1,102,864/x
3. Step 3: Cross multiply
   728,472x = 1,102,864 × 1,102,864
4. Step 4: Simplify right side
   728,472x = 1,216,309,002,496
5. Step 5: Solve for x
   x = 1,216,309,002,496/728,472
6. Step 6: Final answer
   x = 1,669,671.59