Finding the Fourth Proportional to 50,559.50, 69,774.27 and 28,203.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,559.50 : 69,774.27 = 28,203.50 : x
2. Step 2: Convert to fraction form
   50,559.50/69,774.27 = 28,203.50/x
3. Step 3: Cross multiply
   50,559.50x = 69,774.27 × 28,203.50
4. Step 4: Simplify right side
   50,559.50x = 1,967,878,623.95
5. Step 5: Solve for x
   x = 1,967,878,623.95/50,559.50
6. Step 6: Final answer
   x = 38,922.03