Finding the Fourth Proportional to 2,036.10, 2,809.31 and 1,151.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.10 : 2,809.31 = 1,151.88 : x
2. Step 2: Convert to fraction form
   2,036.10/2,809.31 = 1,151.88/x
3. Step 3: Cross multiply
   2,036.10x = 2,809.31 × 1,151.88
4. Step 4: Simplify right side
   2,036.10x = 3,235,988.00
5. Step 5: Solve for x
   x = 3,235,988.00/2,036.10
6. Step 6: Final answer
   x = 1,589.31