Finding the Third Proportional to 2,855,356 and 3,915,234

Step by Step Solution

1. Step 1: Write the proportion equation
   2,855,356 : 3,915,234 = 3,915,234 : x
2. Step 2: Convert to fraction form
   2,855,356/3,915,234 = 3,915,234/x
3. Step 3: Cross multiply
   2,855,356x = 3,915,234 × 3,915,234
4. Step 4: Simplify right side
   2,855,356x = 15,329,057,274,756
5. Step 5: Solve for x
   x = 15,329,057,274,756/2,855,356
6. Step 6: Final answer
   x = 5,368,527.52