Finding the Third Proportional to 2,279,866 and 3,557,823

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,866 : 3,557,823 = 3,557,823 : x
2. Step 2: Convert to fraction form
   2,279,866/3,557,823 = 3,557,823/x
3. Step 3: Cross multiply
   2,279,866x = 3,557,823 × 3,557,823
4. Step 4: Simplify right side
   2,279,866x = 12,658,104,499,329
5. Step 5: Solve for x
   x = 12,658,104,499,329/2,279,866
6. Step 6: Final answer
   x = 5,552,126.53