Finding the Fourth Proportional to 2,062.28, 2,845.86 and 1,130.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.28 : 2,845.86 = 1,130.72 : x
2. Step 2: Convert to fraction form
   2,062.28/2,845.86 = 1,130.72/x
3. Step 3: Cross multiply
   2,062.28x = 2,845.86 × 1,130.72
4. Step 4: Simplify right side
   2,062.28x = 3,217,870.82
5. Step 5: Solve for x
   x = 3,217,870.82/2,062.28
6. Step 6: Final answer
   x = 1,560.35