Finding the Fourth Proportional to 50,086.96, 69,115.89 and 28,867.66

Step by Step Solution

1. Step 1: Write the proportion equation
   50,086.96 : 69,115.89 = 28,867.66 : x
2. Step 2: Convert to fraction form
   50,086.96/69,115.89 = 28,867.66/x
3. Step 3: Cross multiply
   50,086.96x = 69,115.89 × 28,867.66
4. Step 4: Simplify right side
   50,086.96x = 1,995,214,013.12
5. Step 5: Solve for x
   x = 1,995,214,013.12/50,086.96
6. Step 6: Final answer
   x = 39,835.00