Finding the Fourth Proportional to 50,458.16, 69,660.20 and 30,319.94

Step by Step Solution

1. Step 1: Write the proportion equation
   50,458.16 : 69,660.20 = 30,319.94 : x
2. Step 2: Convert to fraction form
   50,458.16/69,660.20 = 30,319.94/x
3. Step 3: Cross multiply
   50,458.16x = 69,660.20 × 30,319.94
4. Step 4: Simplify right side
   50,458.16x = 2,112,093,084.39
5. Step 5: Solve for x
   x = 2,112,093,084.39/50,458.16
6. Step 6: Final answer
   x = 41,858.31