Finding the Fourth Proportional to 139,673.54, 192,753.83 and 79,246.73

Step by Step Solution

1. Step 1: Write the proportion equation
   139,673.54 : 192,753.83 = 79,246.73 : x
2. Step 2: Convert to fraction form
   139,673.54/192,753.83 = 79,246.73/x
3. Step 3: Cross multiply
   139,673.54x = 192,753.83 × 79,246.73
4. Step 4: Simplify right side
   139,673.54x = 15,275,109,362.47
5. Step 5: Solve for x
   x = 15,275,109,362.47/139,673.54
6. Step 6: Final answer
   x = 109,362.95