Finding the Third Proportional to 2,115,288 and 3,222,504

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,288 : 3,222,504 = 3,222,504 : x
2. Step 2: Convert to fraction form
   2,115,288/3,222,504 = 3,222,504/x
3. Step 3: Cross multiply
   2,115,288x = 3,222,504 × 3,222,504
4. Step 4: Simplify right side
   2,115,288x = 10,384,532,030,016
5. Step 5: Solve for x
   x = 10,384,532,030,016/2,115,288
6. Step 6: Final answer
   x = 4,909,275.73