Finding the Third Proportional to 207,686,704 and 443,171,204

Step by Step Solution

1. Step 1: Write the proportion equation
   207,686,704 : 443,171,204 = 443,171,204 : x
2. Step 2: Convert to fraction form
   207,686,704/443,171,204 = 443,171,204/x
3. Step 3: Cross multiply
   207,686,704x = 443,171,204 × 443,171,204
4. Step 4: Simplify right side
   207,686,704x = 196,400,716,054,809,600
5. Step 5: Solve for x
   x = 196,400,716,054,809,600/207,686,704
6. Step 6: Final answer
   x = 945,658,591.87