Finding the Third Proportional to 41,139,387 and 85,683,856

Step by Step Solution

1. Step 1: Write the proportion equation
   41,139,387 : 85,683,856 = 85,683,856 : x
2. Step 2: Convert to fraction form
   41,139,387/85,683,856 = 85,683,856/x
3. Step 3: Cross multiply
   41,139,387x = 85,683,856 × 85,683,856
4. Step 4: Simplify right side
   41,139,387x = 7,341,723,179,028,736
5. Step 5: Solve for x
   x = 7,341,723,179,028,736/41,139,387
6. Step 6: Final answer
   x = 178,459,712.56