Finding the Fourth Proportional to 50,714.56, 69,986.04 and 28,358.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,714.56 : 69,986.04 = 28,358.56 : x
2. Step 2: Convert to fraction form
   50,714.56/69,986.04 = 28,358.56/x
3. Step 3: Cross multiply
   50,714.56x = 69,986.04 × 28,358.56
4. Step 4: Simplify right side
   50,714.56x = 1,984,703,314.50
5. Step 5: Solve for x
   x = 1,984,703,314.50/50,714.56
6. Step 6: Final answer
   x = 39,134.78