Finding the Fourth Proportional to 50,065.56, 69,098.94 and 28,857.15

Step by Step Solution

1. Step 1: Write the proportion equation
   50,065.56 : 69,098.94 = 28,857.15 : x
2. Step 2: Convert to fraction form
   50,065.56/69,098.94 = 28,857.15/x
3. Step 3: Cross multiply
   50,065.56x = 69,098.94 × 28,857.15
4. Step 4: Simplify right side
   50,065.56x = 1,993,998,476.42
5. Step 5: Solve for x
   x = 1,993,998,476.42/50,065.56
6. Step 6: Final answer
   x = 39,827.75