Finding the Fourth Proportional to 81,097.52, 111,875.72 and 50,867.68

Step by Step Solution

1. Step 1: Write the proportion equation
   81,097.52 : 111,875.72 = 50,867.68 : x
2. Step 2: Convert to fraction form
   81,097.52/111,875.72 = 50,867.68/x
3. Step 3: Cross multiply
   81,097.52x = 111,875.72 × 50,867.68
4. Step 4: Simplify right side
   81,097.52x = 5,690,858,324.73
5. Step 5: Solve for x
   x = 5,690,858,324.73/81,097.52
6. Step 6: Final answer
   x = 70,173.03