Finding the Third Proportional to 21,522,743,313 and 30,295,558,073.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,522,743,313 : 30,295,558,073.50 = 30,295,558,073.50 : x
2. Step 2: Convert to fraction form
   21,522,743,313/30,295,558,073.50 = 30,295,558,073.50/x
3. Step 3: Cross multiply
   21,522,743,313x = 30,295,558,073.50 × 30,295,558,073.50
4. Step 4: Simplify right side
   21,522,743,313x = 917,820,838,984,811,020,288
5. Step 5: Solve for x
   x = 917,820,838,984,811,020,288/21,522,743,313
6. Step 6: Final answer
   x = 42,644,231,064.65