Finding the Fourth Proportional to 142,733.27, 196,957.55 and 79,059.17

Step by Step Solution

1. Step 1: Write the proportion equation
   142,733.27 : 196,957.55 = 79,059.17 : x
2. Step 2: Convert to fraction form
   142,733.27/196,957.55 = 79,059.17/x
3. Step 3: Cross multiply
   142,733.27x = 196,957.55 × 79,059.17
4. Step 4: Simplify right side
   142,733.27x = 15,571,299,048.15
5. Step 5: Solve for x
   x = 15,571,299,048.15/142,733.27
6. Step 6: Final answer
   x = 109,093.69