Finding the Fourth Proportional to 196,462.94, 271,151.61 and 115,910.42

Step by Step Solution

1. Step 1: Write the proportion equation
   196,462.94 : 271,151.61 = 115,910.42 : x
2. Step 2: Convert to fraction form
   196,462.94/271,151.61 = 115,910.42/x
3. Step 3: Cross multiply
   196,462.94x = 271,151.61 × 115,910.42
4. Step 4: Simplify right side
   196,462.94x = 31,429,296,998.78
5. Step 5: Solve for x
   x = 31,429,296,998.78/196,462.94
6. Step 6: Final answer
   x = 159,975.70