Finding the Fourth Proportional to 142,530.83, 196,713.41 and 82,089.71

Step by Step Solution

1. Step 1: Write the proportion equation
   142,530.83 : 196,713.41 = 82,089.71 : x
2. Step 2: Convert to fraction form
   142,530.83/196,713.41 = 82,089.71/x
3. Step 3: Cross multiply
   142,530.83x = 196,713.41 × 82,089.71
4. Step 4: Simplify right side
   142,530.83x = 16,148,145,386.00
5. Step 5: Solve for x
   x = 16,148,145,386.00/142,530.83
6. Step 6: Final answer
   x = 113,295.81