Finding the Fourth Proportional to 111,667.98, 167,481.31 and 50,863.91

Step by Step Solution

1. Step 1: Write the proportion equation
   111,667.98 : 167,481.31 = 50,863.91 : x
2. Step 2: Convert to fraction form
   111,667.98/167,481.31 = 50,863.91/x
3. Step 3: Cross multiply
   111,667.98x = 167,481.31 × 50,863.91
4. Step 4: Simplify right side
   111,667.98x = 8,518,754,278.52
5. Step 5: Solve for x
   x = 8,518,754,278.52/111,667.98
6. Step 6: Final answer
   x = 76,286.45