Finding the Fourth Proportional to 2,243.15, 3,095.52 and 1,311.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243.15 : 3,095.52 = 1,311.65 : x
2. Step 2: Convert to fraction form
   2,243.15/3,095.52 = 1,311.65/x
3. Step 3: Cross multiply
   2,243.15x = 3,095.52 × 1,311.65
4. Step 4: Simplify right side
   2,243.15x = 4,060,238.81
5. Step 5: Solve for x
   x = 4,060,238.81/2,243.15
6. Step 6: Final answer
   x = 1,810.06