Finding the Fourth Proportional to 2,016.92, 2,783.76 and 1,177.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.92 : 2,783.76 = 1,177.49 : x
2. Step 2: Convert to fraction form
   2,016.92/2,783.76 = 1,177.49/x
3. Step 3: Cross multiply
   2,016.92x = 2,783.76 × 1,177.49
4. Step 4: Simplify right side
   2,016.92x = 3,277,849.56
5. Step 5: Solve for x
   x = 3,277,849.56/2,016.92
6. Step 6: Final answer
   x = 1,625.18