Finding the Third Proportional to 19,373,646,991 and 30,325,048,921

Step by Step Solution

1. Step 1: Write the proportion equation
   19,373,646,991 : 30,325,048,921 = 30,325,048,921 : x
2. Step 2: Convert to fraction form
   19,373,646,991/30,325,048,921 = 30,325,048,921/x
3. Step 3: Cross multiply
   19,373,646,991x = 30,325,048,921 × 30,325,048,921
4. Step 4: Simplify right side
   19,373,646,991x = 919,608,592,061,043,310,592
5. Step 5: Solve for x
   x = 919,608,592,061,043,310,592/19,373,646,991
6. Step 6: Final answer
   x = 47,466,984,016.39