Finding the Fourth Proportional to 139,353.78, 192,336.22 and 82,754.22

Step by Step Solution

1. Step 1: Write the proportion equation
   139,353.78 : 192,336.22 = 82,754.22 : x
2. Step 2: Convert to fraction form
   139,353.78/192,336.22 = 82,754.22/x
3. Step 3: Cross multiply
   139,353.78x = 192,336.22 × 82,754.22
4. Step 4: Simplify right side
   139,353.78x = 15,916,633,863.85
5. Step 5: Solve for x
   x = 15,916,633,863.85/139,353.78
6. Step 6: Final answer
   x = 114,217.45