Finding the Third Proportional to 49,942,571,228 and 72,158,390,944

Step by Step Solution

1. Step 1: Write the proportion equation
   49,942,571,228 : 72,158,390,944 = 72,158,390,944 : x
2. Step 2: Convert to fraction form
   49,942,571,228/72,158,390,944 = 72,158,390,944/x
3. Step 3: Cross multiply
   49,942,571,228x = 72,158,390,944 × 72,158,390,944
4. Step 4: Simplify right side
   49,942,571,228x = 5,206,833,383,627,141,677,056
5. Step 5: Solve for x
   x = 5,206,833,383,627,141,677,056/49,942,571,228
6. Step 6: Final answer
   x = 104,256,414,029.16