Finding the Fourth Proportional to 50,674.42, 76,022.52 and 15,138.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,674.42 : 76,022.52 = 15,138.56 : x
2. Step 2: Convert to fraction form
   50,674.42/76,022.52 = 15,138.56/x
3. Step 3: Cross multiply
   50,674.42x = 76,022.52 × 15,138.56
4. Step 4: Simplify right side
   50,674.42x = 1,150,871,480.37
5. Step 5: Solve for x
   x = 1,150,871,480.37/50,674.42
6. Step 6: Final answer
   x = 22,711.09