Finding the Third Proportional to 2,855,042 and 4,203,685

Step by Step Solution

1. Step 1: Write the proportion equation
   2,855,042 : 4,203,685 = 4,203,685 : x
2. Step 2: Convert to fraction form
   2,855,042/4,203,685 = 4,203,685/x
3. Step 3: Cross multiply
   2,855,042x = 4,203,685 × 4,203,685
4. Step 4: Simplify right side
   2,855,042x = 17,670,967,579,225
5. Step 5: Solve for x
   x = 17,670,967,579,225/2,855,042
6. Step 6: Final answer
   x = 6,189,389.71