Finding the Fourth Proportional to 150,998.97, 208,379.98 and 83,016.42

Step by Step Solution

1. Step 1: Write the proportion equation
   150,998.97 : 208,379.98 = 83,016.42 : x
2. Step 2: Convert to fraction form
   150,998.97/208,379.98 = 83,016.42/x
3. Step 3: Cross multiply
   150,998.97x = 208,379.98 × 83,016.42
4. Step 4: Simplify right side
   150,998.97x = 17,298,959,939.27
5. Step 5: Solve for x
   x = 17,298,959,939.27/150,998.97
6. Step 6: Final answer
   x = 114,563.43