Finding the Third Proportional to 42,147,658,768.50 and 91,012,923,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,147,658,768.50 : 91,012,923,373.50 = 91,012,923,373.50 : x
2. Step 2: Convert to fraction form
   42,147,658,768.50/91,012,923,373.50 = 91,012,923,373.50/x
3. Step 3: Cross multiply
   42,147,658,768.50x = 91,012,923,373.50 × 91,012,923,373.50
4. Step 4: Simplify right side
   42,147,658,768.50x = 8,283,352,220,990,583,078,912
5. Step 5: Solve for x
   x = 8,283,352,220,990,583,078,912/42,147,658,768.50
6. Step 6: Final answer
   x = 196,531,728,286.21