Finding the Fourth Proportional to 50,647.94, 69,894.15 and 28,291.94

Step by Step Solution

1. Step 1: Write the proportion equation
   50,647.94 : 69,894.15 = 28,291.94 : x
2. Step 2: Convert to fraction form
   50,647.94/69,894.15 = 28,291.94/x
3. Step 3: Cross multiply
   50,647.94x = 69,894.15 × 28,291.94
4. Step 4: Simplify right side
   50,647.94x = 1,977,441,098.15
5. Step 5: Solve for x
   x = 1,977,441,098.15/50,647.94
6. Step 6: Final answer
   x = 39,042.87