Finding the Fourth Proportional to 50,409.53, 69,557.02 and 28,895.33

Step by Step Solution

1. Step 1: Write the proportion equation
   50,409.53 : 69,557.02 = 28,895.33 : x
2. Step 2: Convert to fraction form
   50,409.53/69,557.02 = 28,895.33/x
3. Step 3: Cross multiply
   50,409.53x = 69,557.02 × 28,895.33
4. Step 4: Simplify right side
   50,409.53x = 2,009,872,626.69
5. Step 5: Solve for x
   x = 2,009,872,626.69/50,409.53
6. Step 6: Final answer
   x = 39,870.88