Finding the Third Proportional to 19,993,737,708 and 41,642,345,313.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,993,737,708 : 41,642,345,313.56 = 41,642,345,313.56 : x
2. Step 2: Convert to fraction form
   19,993,737,708/41,642,345,313.56 = 41,642,345,313.56/x
3. Step 3: Cross multiply
   19,993,737,708x = 41,642,345,313.56 × 41,642,345,313.56
4. Step 4: Simplify right side
   19,993,737,708x = 1,734,084,923,213,938,688,000
5. Step 5: Solve for x
   x = 1,734,084,923,213,938,688,000/19,993,737,708
6. Step 6: Final answer
   x = 86,731,403,029.26