Finding the Third Proportional to 59,120,647,316.50 and 122,431,972,961

Step by Step Solution

1. Step 1: Write the proportion equation
   59,120,647,316.50 : 122,431,972,961 = 122,431,972,961 : x
2. Step 2: Convert to fraction form
   59,120,647,316.50/122,431,972,961 = 122,431,972,961/x
3. Step 3: Cross multiply
   59,120,647,316.50x = 122,431,972,961 × 122,431,972,961
4. Step 4: Simplify right side
   59,120,647,316.50x = 14,989,588,003,123,034,587,136
5. Step 5: Solve for x
   x = 14,989,588,003,123,034,587,136/59,120,647,316.50
6. Step 6: Final answer
   x = 253,542,352,519.87