Finding the Fourth Proportional to 50,311.92, 69,405.42 and 30,164.19

Step by Step Solution

1. Step 1: Write the proportion equation
   50,311.92 : 69,405.42 = 30,164.19 : x
2. Step 2: Convert to fraction form
   50,311.92/69,405.42 = 30,164.19/x
3. Step 3: Cross multiply
   50,311.92x = 69,405.42 × 30,164.19
4. Step 4: Simplify right side
   50,311.92x = 2,093,558,275.91
5. Step 5: Solve for x
   x = 2,093,558,275.91/50,311.92
6. Step 6: Final answer
   x = 41,611.58