Finding the Fourth Proportional to 229,959.50, 317,296.32 and 134,447.72

Step by Step Solution

1. Step 1: Write the proportion equation
   229,959.50 : 317,296.32 = 134,447.72 : x
2. Step 2: Convert to fraction form
   229,959.50/317,296.32 = 134,447.72/x
3. Step 3: Cross multiply
   229,959.50x = 317,296.32 × 134,447.72
4. Step 4: Simplify right side
   229,959.50x = 42,659,766,788.39
5. Step 5: Solve for x
   x = 42,659,766,788.39/229,959.50
6. Step 6: Final answer
   x = 185,509.91