Finding the Fourth Proportional to 2,150.28, 3,226.56 and 1,110.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.28 : 3,226.56 = 1,110.72 : x
2. Step 2: Convert to fraction form
   2,150.28/3,226.56 = 1,110.72/x
3. Step 3: Cross multiply
   2,150.28x = 3,226.56 × 1,110.72
4. Step 4: Simplify right side
   2,150.28x = 3,583,804.72
5. Step 5: Solve for x
   x = 3,583,804.72/2,150.28
6. Step 6: Final answer
   x = 1,666.67