Finding the Fourth Proportional to 2,036.86, 2,804.31 and 1,811.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.86 : 2,804.31 = 1,811.74 : x
2. Step 2: Convert to fraction form
   2,036.86/2,804.31 = 1,811.74/x
3. Step 3: Cross multiply
   2,036.86x = 2,804.31 × 1,811.74
4. Step 4: Simplify right side
   2,036.86x = 5,080,680.60
5. Step 5: Solve for x
   x = 5,080,680.60/2,036.86
6. Step 6: Final answer
   x = 2,494.37