Finding the Fourth Proportional to 79,754.56, 119,658.98 and 50,137.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,754.56 : 119,658.98 = 50,137.72 : x
2. Step 2: Convert to fraction form
   79,754.56/119,658.98 = 50,137.72/x
3. Step 3: Cross multiply
   79,754.56x = 119,658.98 × 50,137.72
4. Step 4: Simplify right side
   79,754.56x = 5,999,428,434.73
5. Step 5: Solve for x
   x = 5,999,428,434.73/79,754.56
6. Step 6: Final answer
   x = 75,223.64