Finding the Fourth Proportional to 142,684.92, 196,888.31 and 82,275.41

Step by Step Solution

1. Step 1: Write the proportion equation
   142,684.92 : 196,888.31 = 82,275.41 : x
2. Step 2: Convert to fraction form
   142,684.92/196,888.31 = 82,275.41/x
3. Step 3: Cross multiply
   142,684.92x = 196,888.31 × 82,275.41
4. Step 4: Simplify right side
   142,684.92x = 16,199,066,429.46
5. Step 5: Solve for x
   x = 16,199,066,429.46/142,684.92
6. Step 6: Final answer
   x = 113,530.33