Finding the Fourth Proportional to 142,734.15, 196,994.09 and 82,292.96

Step by Step Solution

1. Step 1: Write the proportion equation
   142,734.15 : 196,994.09 = 82,292.96 : x
2. Step 2: Convert to fraction form
   142,734.15/196,994.09 = 82,292.96/x
3. Step 3: Cross multiply
   142,734.15x = 196,994.09 × 82,292.96
4. Step 4: Simplify right side
   142,734.15x = 16,211,227,466.82
5. Step 5: Solve for x
   x = 16,211,227,466.82/142,734.15
6. Step 6: Final answer
   x = 113,576.38