Finding the Fourth Proportional to 196,736.09, 271,451.73 and 116,120.39

Step by Step Solution

1. Step 1: Write the proportion equation
   196,736.09 : 271,451.73 = 116,120.39 : x
2. Step 2: Convert to fraction form
   196,736.09/271,451.73 = 116,120.39/x
3. Step 3: Cross multiply
   196,736.09x = 271,451.73 × 116,120.39
4. Step 4: Simplify right side
   196,736.09x = 31,521,079,505.38
5. Step 5: Solve for x
   x = 31,521,079,505.38/196,736.09
6. Step 6: Final answer
   x = 160,220.12