Finding the Third Proportional to 40,633,647 and 86,778,048

Step by Step Solution

1. Step 1: Write the proportion equation
   40,633,647 : 86,778,048 = 86,778,048 : x
2. Step 2: Convert to fraction form
   40,633,647/86,778,048 = 86,778,048/x
3. Step 3: Cross multiply
   40,633,647x = 86,778,048 × 86,778,048
4. Step 4: Simplify right side
   40,633,647x = 7,530,429,614,690,304
5. Step 5: Solve for x
   x = 7,530,429,614,690,304/40,633,647
6. Step 6: Final answer
   x = 185,324,975.01