Finding the Fourth Proportional to 199,008.78, 274,436.55 and 168,876.78

Step by Step Solution

1. Step 1: Write the proportion equation
   199,008.78 : 274,436.55 = 168,876.78 : x
2. Step 2: Convert to fraction form
   199,008.78/274,436.55 = 168,876.78/x
3. Step 3: Cross multiply
   199,008.78x = 274,436.55 × 168,876.78
4. Step 4: Simplify right side
   199,008.78x = 46,345,960,878.31
5. Step 5: Solve for x
   x = 46,345,960,878.31/199,008.78
6. Step 6: Final answer
   x = 232,884.00