Finding the Fourth Proportional to 50,714.50, 69,984.72 and 28,054.42

Step by Step Solution

1. Step 1: Write the proportion equation
   50,714.50 : 69,984.72 = 28,054.42 : x
2. Step 2: Convert to fraction form
   50,714.50/69,984.72 = 28,054.42/x
3. Step 3: Cross multiply
   50,714.50x = 69,984.72 × 28,054.42
4. Step 4: Simplify right side
   50,714.50x = 1,963,380,728.46
5. Step 5: Solve for x
   x = 1,963,380,728.46/50,714.50
6. Step 6: Final answer
   x = 38,714.39