Finding the Fourth Proportional to 2,254.63, 3,111.69 and 1,310.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,254.63 : 3,111.69 = 1,310.44 : x
2. Step 2: Convert to fraction form
   2,254.63/3,111.69 = 1,310.44/x
3. Step 3: Cross multiply
   2,254.63x = 3,111.69 × 1,310.44
4. Step 4: Simplify right side
   2,254.63x = 4,077,683.04
5. Step 5: Solve for x
   x = 4,077,683.04/2,254.63
6. Step 6: Final answer
   x = 1,808.58