Finding the Fourth Proportional to 50,222.55, 69,289.94 and 28,696.85

Step by Step Solution

1. Step 1: Write the proportion equation
   50,222.55 : 69,289.94 = 28,696.85 : x
2. Step 2: Convert to fraction form
   50,222.55/69,289.94 = 28,696.85/x
3. Step 3: Cross multiply
   50,222.55x = 69,289.94 × 28,696.85
4. Step 4: Simplify right side
   50,222.55x = 1,988,403,014.69
5. Step 5: Solve for x
   x = 1,988,403,014.69/50,222.55
6. Step 6: Final answer
   x = 39,591.84