Finding the Third Proportional to 49,942,571,222 and 72,158,390,935

Step by Step Solution

1. Step 1: Write the proportion equation
   49,942,571,222 : 72,158,390,935 = 72,158,390,935 : x
2. Step 2: Convert to fraction form
   49,942,571,222/72,158,390,935 = 72,158,390,935/x
3. Step 3: Cross multiply
   49,942,571,222x = 72,158,390,935 × 72,158,390,935
4. Step 4: Simplify right side
   49,942,571,222x = 5,206,833,382,328,290,508,800
5. Step 5: Solve for x
   x = 5,206,833,382,328,290,508,800/49,942,571,222
6. Step 6: Final answer
   x = 104,256,414,015.68