Finding the Fourth Proportional to 229,786.75, 317,105.72 and 134,373.61

Step by Step Solution

1. Step 1: Write the proportion equation
   229,786.75 : 317,105.72 = 134,373.61 : x
2. Step 2: Convert to fraction form
   229,786.75/317,105.72 = 134,373.61/x
3. Step 3: Cross multiply
   229,786.75x = 317,105.72 × 134,373.61
4. Step 4: Simplify right side
   229,786.75x = 42,610,639,676.18
5. Step 5: Solve for x
   x = 42,610,639,676.18/229,786.75
6. Step 6: Final answer
   x = 185,435.58