Finding the Fourth Proportional to 142,559.04, 196,746.12 and 82,131.96

Step by Step Solution

1. Step 1: Write the proportion equation
   142,559.04 : 196,746.12 = 82,131.96 : x
2. Step 2: Convert to fraction form
   142,559.04/196,746.12 = 82,131.96/x
3. Step 3: Cross multiply
   142,559.04x = 196,746.12 × 82,131.96
4. Step 4: Simplify right side
   142,559.04x = 16,159,144,458.00
5. Step 5: Solve for x
   x = 16,159,144,458.00/142,559.04
6. Step 6: Final answer
   x = 113,350.54