Finding the Fourth Proportional to 165,198.83, 227,979.05 and 93,578.82

Step by Step Solution

1. Step 1: Write the proportion equation
   165,198.83 : 227,979.05 = 93,578.82 : x
2. Step 2: Convert to fraction form
   165,198.83/227,979.05 = 93,578.82/x
3. Step 3: Cross multiply
   165,198.83x = 227,979.05 × 93,578.82
4. Step 4: Simplify right side
   165,198.83x = 21,334,010,015.83
5. Step 5: Solve for x
   x = 21,334,010,015.83/165,198.83
6. Step 6: Final answer
   x = 129,141.41