Finding the Third Proportional to 2,666,866 and 4,236,504

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,866 : 4,236,504 = 4,236,504 : x
2. Step 2: Convert to fraction form
   2,666,866/4,236,504 = 4,236,504/x
3. Step 3: Cross multiply
   2,666,866x = 4,236,504 × 4,236,504
4. Step 4: Simplify right side
   2,666,866x = 17,947,966,142,016
5. Step 5: Solve for x
   x = 17,947,966,142,016/2,666,866
6. Step 6: Final answer
   x = 6,729,984.24