Finding the Third Proportional to 21,522,743,102 and 30,295,557,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,522,743,102 : 30,295,557,770.50 = 30,295,557,770.50 : x
2. Step 2: Convert to fraction form
   21,522,743,102/30,295,557,770.50 = 30,295,557,770.50/x
3. Step 3: Cross multiply
   21,522,743,102x = 30,295,557,770.50 × 30,295,557,770.50
4. Step 4: Simplify right side
   21,522,743,102x = 917,820,820,625,702,912,000
5. Step 5: Solve for x
   x = 917,820,820,625,702,912,000/21,522,743,102
6. Step 6: Final answer
   x = 42,644,230,629.71