Finding the Fourth Proportional to 154,078.98, 231,238.98 and 79,196.10

Step by Step Solution

1. Step 1: Write the proportion equation
   154,078.98 : 231,238.98 = 79,196.10 : x
2. Step 2: Convert to fraction form
   154,078.98/231,238.98 = 79,196.10/x
3. Step 3: Cross multiply
   154,078.98x = 231,238.98 × 79,196.10
4. Step 4: Simplify right side
   154,078.98x = 18,313,225,383.98
5. Step 5: Solve for x
   x = 18,313,225,383.98/154,078.98
6. Step 6: Final answer
   x = 118,856.09