Finding the Fourth Proportional to 50,464.52, 69,641.25 and 28,955.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,464.52 : 69,641.25 = 28,955.12 : x
2. Step 2: Convert to fraction form
   50,464.52/69,641.25 = 28,955.12/x
3. Step 3: Cross multiply
   50,464.52x = 69,641.25 × 28,955.12
4. Step 4: Simplify right side
   50,464.52x = 2,016,470,750.70
5. Step 5: Solve for x
   x = 2,016,470,750.70/50,464.52
6. Step 6: Final answer
   x = 39,958.19