Finding the Fourth Proportional to 196,945.38, 271,785.72 and 112,062.42

Step by Step Solution

1. Step 1: Write the proportion equation
   196,945.38 : 271,785.72 = 112,062.42 : x
2. Step 2: Convert to fraction form
   196,945.38/271,785.72 = 112,062.42/x
3. Step 3: Cross multiply
   196,945.38x = 271,785.72 × 112,062.42
4. Step 4: Simplify right side
   196,945.38x = 30,456,965,504.64
5. Step 5: Solve for x
   x = 30,456,965,504.64/196,945.38
6. Step 6: Final answer
   x = 154,646.76