Finding the Fourth Proportional to 229,710.72, 317,025.72 and 134,249.52

Step by Step Solution

1. Step 1: Write the proportion equation
   229,710.72 : 317,025.72 = 134,249.52 : x
2. Step 2: Convert to fraction form
   229,710.72/317,025.72 = 134,249.52/x
3. Step 3: Cross multiply
   229,710.72x = 317,025.72 × 134,249.52
4. Step 4: Simplify right side
   229,710.72x = 42,560,550,737.65
5. Step 5: Solve for x
   x = 42,560,550,737.65/229,710.72
6. Step 6: Final answer
   x = 185,278.91