Finding the Third Proportional to 2,143,558,757 and 4,463,274,313.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,558,757 : 4,463,274,313.50 = 4,463,274,313.50 : x
2. Step 2: Convert to fraction form
   2,143,558,757/4,463,274,313.50 = 4,463,274,313.50/x
3. Step 3: Cross multiply
   2,143,558,757x = 4,463,274,313.50 × 4,463,274,313.50
4. Step 4: Simplify right side
   2,143,558,757x = 19,920,817,597,548,896,256
5. Step 5: Solve for x
   x = 19,920,817,597,548,896,256/2,143,558,757
6. Step 6: Final answer
   x = 9,293,338,721.18