Finding the Fourth Proportional to 50,587.52, 69,812.96 and 28,231.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,587.52 : 69,812.96 = 28,231.52 : x
2. Step 2: Convert to fraction form
   50,587.52/69,812.96 = 28,231.52/x
3. Step 3: Cross multiply
   50,587.52x = 69,812.96 × 28,231.52
4. Step 4: Simplify right side
   50,587.52x = 1,970,925,976.50
5. Step 5: Solve for x
   x = 1,970,925,976.50/50,587.52
6. Step 6: Final answer
   x = 38,960.72