Finding the Third Proportional to 2,115,268 and 3,222,473

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,268 : 3,222,473 = 3,222,473 : x
2. Step 2: Convert to fraction form
   2,115,268/3,222,473 = 3,222,473/x
3. Step 3: Cross multiply
   2,115,268x = 3,222,473 × 3,222,473
4. Step 4: Simplify right side
   2,115,268x = 10,384,332,235,729
5. Step 5: Solve for x
   x = 10,384,332,235,729/2,115,268
6. Step 6: Final answer
   x = 4,909,227.69