Finding the Fourth Proportional to 196,771.52, 271,544.74 and 111,893.78

Step by Step Solution

1. Step 1: Write the proportion equation
   196,771.52 : 271,544.74 = 111,893.78 : x
2. Step 2: Convert to fraction form
   196,771.52/271,544.74 = 111,893.78/x
3. Step 3: Cross multiply
   196,771.52x = 271,544.74 × 111,893.78
4. Step 4: Simplify right side
   196,771.52x = 30,384,167,397.72
5. Step 5: Solve for x
   x = 30,384,167,397.72/196,771.52
6. Step 6: Final answer
   x = 154,413.44