Finding the Fourth Proportional to 2,266.16, 3,128.39 and 1,427.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266.16 : 3,128.39 = 1,427.27 : x
2. Step 2: Convert to fraction form
   2,266.16/3,128.39 = 1,427.27/x
3. Step 3: Cross multiply
   2,266.16x = 3,128.39 × 1,427.27
4. Step 4: Simplify right side
   2,266.16x = 4,465,050.06
5. Step 5: Solve for x
   x = 4,465,050.06/2,266.16
6. Step 6: Final answer
   x = 1,970.32