Finding the Fourth Proportional to 142,584.24, 196,770.88 and 82,150.08

Step by Step Solution

1. Step 1: Write the proportion equation
   142,584.24 : 196,770.88 = 82,150.08 : x
2. Step 2: Convert to fraction form
   142,584.24/196,770.88 = 82,150.08/x
3. Step 3: Cross multiply
   142,584.24x = 196,770.88 × 82,150.08
4. Step 4: Simplify right side
   142,584.24x = 16,164,743,533.67
5. Step 5: Solve for x
   x = 16,164,743,533.67/142,584.24
6. Step 6: Final answer
   x = 113,369.78