Finding the Fourth Proportional to 50,331.72, 69,452.13 and 30,189.42

Step by Step Solution

1. Step 1: Write the proportion equation
   50,331.72 : 69,452.13 = 30,189.42 : x
2. Step 2: Convert to fraction form
   50,331.72/69,452.13 = 30,189.42/x
3. Step 3: Cross multiply
   50,331.72x = 69,452.13 × 30,189.42
4. Step 4: Simplify right side
   50,331.72x = 2,096,719,522.46
5. Step 5: Solve for x
   x = 2,096,719,522.46/50,331.72
6. Step 6: Final answer
   x = 41,658.01