Finding the Fourth Proportional to 89,650.44, 134,429.76 and 50,196.96

Step by Step Solution

1. Step 1: Write the proportion equation
   89,650.44 : 134,429.76 = 50,196.96 : x
2. Step 2: Convert to fraction form
   89,650.44/134,429.76 = 50,196.96/x
3. Step 3: Cross multiply
   89,650.44x = 134,429.76 × 50,196.96
4. Step 4: Simplify right side
   89,650.44x = 6,747,965,285.53
5. Step 5: Solve for x
   x = 6,747,965,285.53/89,650.44
6. Step 6: Final answer
   x = 75,269.74