Finding the Fourth Proportional to 2,268.96, 3,131.25 and 1,274.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,268.96 : 3,131.25 = 1,274.46 : x
2. Step 2: Convert to fraction form
   2,268.96/3,131.25 = 1,274.46/x
3. Step 3: Cross multiply
   2,268.96x = 3,131.25 × 1,274.46
4. Step 4: Simplify right side
   2,268.96x = 3,990,652.88
5. Step 5: Solve for x
   x = 3,990,652.88/2,268.96
6. Step 6: Final answer
   x = 1,758.80