Finding the Third Proportional to 12,341,478,932 and 18,800,968,004

Step by Step Solution

1. Step 1: Write the proportion equation
   12,341,478,932 : 18,800,968,004 = 18,800,968,004 : x
2. Step 2: Convert to fraction form
   12,341,478,932/18,800,968,004 = 18,800,968,004/x
3. Step 3: Cross multiply
   12,341,478,932x = 18,800,968,004 × 18,800,968,004
4. Step 4: Simplify right side
   12,341,478,932x = 353,476,397,887,431,770,112
5. Step 5: Solve for x
   x = 353,476,397,887,431,770,112/12,341,478,932
6. Step 6: Final answer
   x = 28,641,332,196.49