Finding the Fourth Proportional to 142,956.52, 197,288.96 and 82,538.24

Step by Step Solution

1. Step 1: Write the proportion equation
   142,956.52 : 197,288.96 = 82,538.24 : x
2. Step 2: Convert to fraction form
   142,956.52/197,288.96 = 82,538.24/x
3. Step 3: Cross multiply
   142,956.52x = 197,288.96 × 82,538.24
4. Step 4: Simplify right side
   142,956.52x = 16,283,883,529.83
5. Step 5: Solve for x
   x = 16,283,883,529.83/142,956.52
6. Step 6: Final answer
   x = 113,907.95