Finding the Fourth Proportional to 2,249.82, 3,104.91 and 1,318.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249.82 : 3,104.91 = 1,318.86 : x
2. Step 2: Convert to fraction form
   2,249.82/3,104.91 = 1,318.86/x
3. Step 3: Cross multiply
   2,249.82x = 3,104.91 × 1,318.86
4. Step 4: Simplify right side
   2,249.82x = 4,094,941.60
5. Step 5: Solve for x
   x = 4,094,941.60/2,249.82
6. Step 6: Final answer
   x = 1,820.12