Finding the Fourth Proportional to 196,667, 271,423.76 and 111,796.84

Step by Step Solution

1. Step 1: Write the proportion equation
   196,667 : 271,423.76 = 111,796.84 : x
2. Step 2: Convert to fraction form
   196,667/271,423.76 = 111,796.84/x
3. Step 3: Cross multiply
   196,667x = 271,423.76 × 111,796.84
4. Step 4: Simplify right side
   196,667x = 30,344,318,668.92
5. Step 5: Solve for x
   x = 30,344,318,668.92/196,667
6. Step 6: Final answer
   x = 154,292.88