Finding the Fourth Proportional to 2,255.42, 3,112.86 and 1,416.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255.42 : 3,112.86 = 1,416.83 : x
2. Step 2: Convert to fraction form
   2,255.42/3,112.86 = 1,416.83/x
3. Step 3: Cross multiply
   2,255.42x = 3,112.86 × 1,416.83
4. Step 4: Simplify right side
   2,255.42x = 4,410,383.18
5. Step 5: Solve for x
   x = 4,410,383.18/2,255.42
6. Step 6: Final answer
   x = 1,955.46