Finding the Fourth Proportional to 139,383.15, 192,365.24 and 82,794.75

Step by Step Solution

1. Step 1: Write the proportion equation
   139,383.15 : 192,365.24 = 82,794.75 : x
2. Step 2: Convert to fraction form
   139,383.15/192,365.24 = 82,794.75/x
3. Step 3: Cross multiply
   139,383.15x = 192,365.24 × 82,794.75
4. Step 4: Simplify right side
   139,383.15x = 15,926,831,540.52
5. Step 5: Solve for x
   x = 15,926,831,540.52/139,383.15
6. Step 6: Final answer
   x = 114,266.55