Finding the Third Proportional to 113,197,968,209 and 242,297,560,930

Step by Step Solution

1. Step 1: Write the proportion equation
   113,197,968,209 : 242,297,560,930 = 242,297,560,930 : x
2. Step 2: Convert to fraction form
   113,197,968,209/242,297,560,930 = 242,297,560,930/x
3. Step 3: Cross multiply
   113,197,968,209x = 242,297,560,930 × 242,297,560,930
4. Step 4: Simplify right side
   113,197,968,209x = 58,708,108,032,627,062,079,488
5. Step 5: Solve for x
   x = 58,708,108,032,627,062,079,488/113,197,968,209
6. Step 6: Final answer
   x = 518,632,171,243.86