Finding the Third Proportional to 5,728,470,696 and 12,338,389,872

Step by Step Solution

1. Step 1: Write the proportion equation
   5,728,470,696 : 12,338,389,872 = 12,338,389,872 : x
2. Step 2: Convert to fraction form
   5,728,470,696/12,338,389,872 = 12,338,389,872/x
3. Step 3: Cross multiply
   5,728,470,696x = 12,338,389,872 × 12,338,389,872
4. Step 4: Simplify right side
   5,728,470,696x = 152,235,864,633,472,188,416
5. Step 5: Solve for x
   x = 152,235,864,633,472,188,416/5,728,470,696
6. Step 6: Final answer
   x = 26,575,306,519.38