Finding the Fourth Proportional to 141,016.38, 194,574.81 and 83,644.89

Step by Step Solution

1. Step 1: Write the proportion equation
   141,016.38 : 194,574.81 = 83,644.89 : x
2. Step 2: Convert to fraction form
   141,016.38/194,574.81 = 83,644.89/x
3. Step 3: Cross multiply
   141,016.38x = 194,574.81 × 83,644.89
4. Step 4: Simplify right side
   141,016.38x = 16,275,188,579.22
5. Step 5: Solve for x
   x = 16,275,188,579.22/141,016.38
6. Step 6: Final answer
   x = 115,413.46