Finding the Third Proportional to 1,210,822 and 1,825,455

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,822 : 1,825,455 = 1,825,455 : x
2. Step 2: Convert to fraction form
   1,210,822/1,825,455 = 1,825,455/x
3. Step 3: Cross multiply
   1,210,822x = 1,825,455 × 1,825,455
4. Step 4: Simplify right side
   1,210,822x = 3,332,285,957,025
5. Step 5: Solve for x
   x = 3,332,285,957,025/1,210,822
6. Step 6: Final answer
   x = 2,752,085.74