Finding the Third Proportional to 3,855,653 and 8,375,042

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,653 : 8,375,042 = 8,375,042 : x
2. Step 2: Convert to fraction form
   3,855,653/8,375,042 = 8,375,042/x
3. Step 3: Cross multiply
   3,855,653x = 8,375,042 × 8,375,042
4. Step 4: Simplify right side
   3,855,653x = 70,141,328,501,764
5. Step 5: Solve for x
   x = 70,141,328,501,764/3,855,653
6. Step 6: Final answer
   x = 18,191,815.63