Finding the Third Proportional to 49,942,571,223 and 72,158,390,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,942,571,223 : 72,158,390,936.50 = 72,158,390,936.50 : x
2. Step 2: Convert to fraction form
   49,942,571,223/72,158,390,936.50 = 72,158,390,936.50/x
3. Step 3: Cross multiply
   49,942,571,223x = 72,158,390,936.50 × 72,158,390,936.50
4. Step 4: Simplify right side
   49,942,571,223x = 5,206,833,382,544,764,829,696
5. Step 5: Solve for x
   x = 5,206,833,382,544,764,829,696/49,942,571,223
6. Step 6: Final answer
   x = 104,256,414,017.92