Finding the Fourth Proportional to 142,898.41, 197,185.56 and 82,488.51

Step by Step Solution

1. Step 1: Write the proportion equation
   142,898.41 : 197,185.56 = 82,488.51 : x
2. Step 2: Convert to fraction form
   142,898.41/197,185.56 = 82,488.51/x
3. Step 3: Cross multiply
   142,898.41x = 197,185.56 × 82,488.51
4. Step 4: Simplify right side
   142,898.41x = 16,265,543,734.46
5. Step 5: Solve for x
   x = 16,265,543,734.46/142,898.41
6. Step 6: Final answer
   x = 113,825.93