Finding the Fourth Proportional to 50,956.12, 76,351.67 and 31,174.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,956.12 : 76,351.67 = 31,174.72 : x
2. Step 2: Convert to fraction form
   50,956.12/76,351.67 = 31,174.72/x
3. Step 3: Cross multiply
   50,956.12x = 76,351.67 × 31,174.72
4. Step 4: Simplify right side
   50,956.12x = 2,380,241,933.78
5. Step 5: Solve for x
   x = 2,380,241,933.78/50,956.12
6. Step 6: Final answer
   x = 46,711.60