Finding the Fourth Proportional to 142,832,087.42, 197,110,440.33 and 80,122,086.38

Step by Step Solution

1. Step 1: Write the proportion equation
   142,832,087.42 : 197,110,440.33 = 80,122,086.38 : x
2. Step 2: Convert to fraction form
   142,832,087.42/197,110,440.33 = 80,122,086.38/x
3. Step 3: Cross multiply
   142,832,087.42x = 197,110,440.33 × 80,122,086.38
4. Step 4: Simplify right side
   142,832,087.42x = 15,792,899,726,520,096
5. Step 5: Solve for x
   x = 15,792,899,726,520,096/142,832,087.42
6. Step 6: Final answer
   x = 110,569,690.69