Finding the Fourth Proportional to 2,036.16, 2,809.76 and 1,151.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.16 : 2,809.76 = 1,151.91 : x
2. Step 2: Convert to fraction form
   2,036.16/2,809.76 = 1,151.91/x
3. Step 3: Cross multiply
   2,036.16x = 2,809.76 × 1,151.91
4. Step 4: Simplify right side
   2,036.16x = 3,236,584.88
5. Step 5: Solve for x
   x = 3,236,584.88/2,036.16
6. Step 6: Final answer
   x = 1,589.55