Finding the Fourth Proportional to 2,256.96, 3,112.80 and 1,427.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,256.96 : 3,112.80 = 1,427.52 : x
2. Step 2: Convert to fraction form
   2,256.96/3,112.80 = 1,427.52/x
3. Step 3: Cross multiply
   2,256.96x = 3,112.80 × 1,427.52
4. Step 4: Simplify right side
   2,256.96x = 4,443,584.26
5. Step 5: Solve for x
   x = 4,443,584.26/2,256.96
6. Step 6: Final answer
   x = 1,968.84