Finding the Fourth Proportional to 81,059.38, 111,863.84 and 50,845.98

Step by Step Solution

1. Step 1: Write the proportion equation
   81,059.38 : 111,863.84 = 50,845.98 : x
2. Step 2: Convert to fraction form
   81,059.38/111,863.84 = 50,845.98/x
3. Step 3: Cross multiply
   81,059.38x = 111,863.84 × 50,845.98
4. Step 4: Simplify right side
   81,059.38x = 5,687,826,107.39
5. Step 5: Solve for x
   x = 5,687,826,107.39/81,059.38
6. Step 6: Final answer
   x = 70,168.63