Finding the Fourth Proportional to 2,052.28, 2,832.12 and 1,120.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.28 : 2,832.12 = 1,120.72 : x
2. Step 2: Convert to fraction form
   2,052.28/2,832.12 = 1,120.72/x
3. Step 3: Cross multiply
   2,052.28x = 2,832.12 × 1,120.72
4. Step 4: Simplify right side
   2,052.28x = 3,174,013.53
5. Step 5: Solve for x
   x = 3,174,013.53/2,052.28
6. Step 6: Final answer
   x = 1,546.58