Finding the Third Proportional to 82,816,986 and 179,436,036

Step by Step Solution

1. Step 1: Write the proportion equation
   82,816,986 : 179,436,036 = 179,436,036 : x
2. Step 2: Convert to fraction form
   82,816,986/179,436,036 = 179,436,036/x
3. Step 3: Cross multiply
   82,816,986x = 179,436,036 × 179,436,036
4. Step 4: Simplify right side
   82,816,986x = 32,197,291,015,393,296
5. Step 5: Solve for x
   x = 32,197,291,015,393,296/82,816,986
6. Step 6: Final answer
   x = 388,776,416.17