Finding the Fourth Proportional to 2,060.23, 2,843.08 and 1,128.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.23 : 2,843.08 = 1,128.73 : x
2. Step 2: Convert to fraction form
   2,060.23/2,843.08 = 1,128.73/x
3. Step 3: Cross multiply
   2,060.23x = 2,843.08 × 1,128.73
4. Step 4: Simplify right side
   2,060.23x = 3,209,069.69
5. Step 5: Solve for x
   x = 3,209,069.69/2,060.23
6. Step 6: Final answer
   x = 1,557.63