Finding the Third Proportional to 3,855,674 and 8,375,085

Step by Step Solution

1. Step 1: Write the proportion equation
   3,855,674 : 8,375,085 = 8,375,085 : x
2. Step 2: Convert to fraction form
   3,855,674/8,375,085 = 8,375,085/x
3. Step 3: Cross multiply
   3,855,674x = 8,375,085 × 8,375,085
4. Step 4: Simplify right side
   3,855,674x = 70,142,048,757,225
5. Step 5: Solve for x
   x = 70,142,048,757,225/3,855,674
6. Step 6: Final answer
   x = 18,191,903.35