Finding the Fourth Proportional to 139,804.83, 192,923.79 and 79,367.54

Step by Step Solution

1. Step 1: Write the proportion equation
   139,804.83 : 192,923.79 = 79,367.54 : x
2. Step 2: Convert to fraction form
   139,804.83/192,923.79 = 79,367.54/x
3. Step 3: Cross multiply
   139,804.83x = 192,923.79 × 79,367.54
4. Step 4: Simplify right side
   139,804.83x = 15,311,885,258.32
5. Step 5: Solve for x
   x = 15,311,885,258.32/139,804.83
6. Step 6: Final answer
   x = 109,523.30