Finding the Fourth Proportional to 50,049.12, 69,082.56 and 28,843.32

Step by Step Solution

1. Step 1: Write the proportion equation
   50,049.12 : 69,082.56 = 28,843.32 : x
2. Step 2: Convert to fraction form
   50,049.12/69,082.56 = 28,843.32/x
3. Step 3: Cross multiply
   50,049.12x = 69,082.56 × 28,843.32
4. Step 4: Simplify right side
   50,049.12x = 1,992,570,384.50
5. Step 5: Solve for x
   x = 1,992,570,384.50/50,049.12
6. Step 6: Final answer
   x = 39,812.30