Finding the Fourth Proportional to 50,087.46, 69,116.58 and 28,868.16

Step by Step Solution

1. Step 1: Write the proportion equation
   50,087.46 : 69,116.58 = 28,868.16 : x
2. Step 2: Convert to fraction form
   50,087.46/69,116.58 = 28,868.16/x
3. Step 3: Cross multiply
   50,087.46x = 69,116.58 × 28,868.16
4. Step 4: Simplify right side
   50,087.46x = 1,995,268,490.09
5. Step 5: Solve for x
   x = 1,995,268,490.09/50,087.46
6. Step 6: Final answer
   x = 39,835.69