Finding the Fourth Proportional to 2,691.74, 4,036.35 and 1,131.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,691.74 : 4,036.35 = 1,131.41 : x
2. Step 2: Convert to fraction form
   2,691.74/4,036.35 = 1,131.41/x
3. Step 3: Cross multiply
   2,691.74x = 4,036.35 × 1,131.41
4. Step 4: Simplify right side
   2,691.74x = 4,566,766.75
5. Step 5: Solve for x
   x = 4,566,766.75/2,691.74
6. Step 6: Final answer
   x = 1,696.59