Finding the Fourth Proportional to 2,076.36, 3,112.92 and 1,336.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.36 : 3,112.92 = 1,336.02 : x
2. Step 2: Convert to fraction form
   2,076.36/3,112.92 = 1,336.02/x
3. Step 3: Cross multiply
   2,076.36x = 3,112.92 × 1,336.02
4. Step 4: Simplify right side
   2,076.36x = 4,158,923.38
5. Step 5: Solve for x
   x = 4,158,923.38/2,076.36
6. Step 6: Final answer
   x = 2,002.99