Finding the Third Proportional to 49,942,571,234 and 72,158,390,943

Step by Step Solution

1. Step 1: Write the proportion equation
   49,942,571,234 : 72,158,390,943 = 72,158,390,943 : x
2. Step 2: Convert to fraction form
   49,942,571,234/72,158,390,943 = 72,158,390,943/x
3. Step 3: Cross multiply
   49,942,571,234x = 72,158,390,943 × 72,158,390,943
4. Step 4: Simplify right side
   49,942,571,234x = 5,206,833,383,482,824,065,024
5. Step 5: Solve for x
   x = 5,206,833,383,482,824,065,024/49,942,571,234
6. Step 6: Final answer
   x = 104,256,414,013.74