Finding the Fourth Proportional to 50,930.48, 70,282.72 and 28,269.42

Step by Step Solution

1. Step 1: Write the proportion equation
   50,930.48 : 70,282.72 = 28,269.42 : x
2. Step 2: Convert to fraction form
   50,930.48/70,282.72 = 28,269.42/x
3. Step 3: Cross multiply
   50,930.48x = 70,282.72 × 28,269.42
4. Step 4: Simplify right side
   50,930.48x = 1,986,851,730.42
5. Step 5: Solve for x
   x = 1,986,851,730.42/50,930.48
6. Step 6: Final answer
   x = 39,011.05