Finding the Fourth Proportional to 229,150.72, 316,266 and 133,657.42

Step by Step Solution

1. Step 1: Write the proportion equation
   229,150.72 : 316,266 = 133,657.42 : x
2. Step 2: Convert to fraction form
   229,150.72/316,266 = 133,657.42/x
3. Step 3: Cross multiply
   229,150.72x = 316,266 × 133,657.42
4. Step 4: Simplify right side
   229,150.72x = 42,271,297,593.72
5. Step 5: Solve for x
   x = 42,271,297,593.72/229,150.72
6. Step 6: Final answer
   x = 184,469.41