Finding the Fourth Proportional to 190,783.57, 263,227.98 and 119,236.27

Step by Step Solution

1. Step 1: Write the proportion equation
   190,783.57 : 263,227.98 = 119,236.27 : x
2. Step 2: Convert to fraction form
   190,783.57/263,227.98 = 119,236.27/x
3. Step 3: Cross multiply
   190,783.57x = 263,227.98 × 119,236.27
4. Step 4: Simplify right side
   190,783.57x = 31,386,322,494.83
5. Step 5: Solve for x
   x = 31,386,322,494.83/190,783.57
6. Step 6: Final answer
   x = 164,512.71