Finding the Third Proportional to 2,947,286 and 4,431,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,286 : 4,431,864 = 4,431,864 : x
2. Step 2: Convert to fraction form
   2,947,286/4,431,864 = 4,431,864/x
3. Step 3: Cross multiply
   2,947,286x = 4,431,864 × 4,431,864
4. Step 4: Simplify right side
   2,947,286x = 19,641,418,514,496
5. Step 5: Solve for x
   x = 19,641,418,514,496/2,947,286
6. Step 6: Final answer
   x = 6,664,239.07