Finding the Fourth Proportional to 154,112.37, 230,813.78 and 79,048.05

Step by Step Solution

1. Step 1: Write the proportion equation
   154,112.37 : 230,813.78 = 79,048.05 : x
2. Step 2: Convert to fraction form
   154,112.37/230,813.78 = 79,048.05/x
3. Step 3: Cross multiply
   154,112.37x = 230,813.78 × 79,048.05
4. Step 4: Simplify right side
   154,112.37x = 18,245,378,826.89
5. Step 5: Solve for x
   x = 18,245,378,826.89/154,112.37
6. Step 6: Final answer
   x = 118,390.10