Finding the Third Proportional to 1,002,279 and 2,185,455

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,279 : 2,185,455 = 2,185,455 : x
2. Step 2: Convert to fraction form
   1,002,279/2,185,455 = 2,185,455/x
3. Step 3: Cross multiply
   1,002,279x = 2,185,455 × 2,185,455
4. Step 4: Simplify right side
   1,002,279x = 4,776,213,557,025
5. Step 5: Solve for x
   x = 4,776,213,557,025/1,002,279
6. Step 6: Final answer
   x = 4,765,353.32