Finding the Fourth Proportional to 196,537.98, 271,229.67 and 111,669.42

Step by Step Solution

1. Step 1: Write the proportion equation
   196,537.98 : 271,229.67 = 111,669.42 : x
2. Step 2: Convert to fraction form
   196,537.98/271,229.67 = 111,669.42/x
3. Step 3: Cross multiply
   196,537.98x = 271,229.67 × 111,669.42
4. Step 4: Simplify right side
   196,537.98x = 30,288,059,935.69
5. Step 5: Solve for x
   x = 30,288,059,935.69/196,537.98
6. Step 6: Final answer
   x = 154,107.92