Finding the Third Proportional to 79,682,942 and 117,245,834

Step by Step Solution

1. Step 1: Write the proportion equation
   79,682,942 : 117,245,834 = 117,245,834 : x
2. Step 2: Convert to fraction form
   79,682,942/117,245,834 = 117,245,834/x
3. Step 3: Cross multiply
   79,682,942x = 117,245,834 × 117,245,834
4. Step 4: Simplify right side
   79,682,942x = 13,746,585,590,355,556
5. Step 5: Solve for x
   x = 13,746,585,590,355,556/79,682,942
6. Step 6: Final answer
   x = 172,516,039.76