Finding the Third Proportional to 2,218,974 and 3,328,514

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,974 : 3,328,514 = 3,328,514 : x
2. Step 2: Convert to fraction form
   2,218,974/3,328,514 = 3,328,514/x
3. Step 3: Cross multiply
   2,218,974x = 3,328,514 × 3,328,514
4. Step 4: Simplify right side
   2,218,974x = 11,079,005,448,196
5. Step 5: Solve for x
   x = 11,079,005,448,196/2,218,974
6. Step 6: Final answer
   x = 4,992,850.50