Finding the Fourth Proportional to 2,092.47, 2,887.59 and 1,148.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.47 : 2,887.59 = 1,148.28 : x
2. Step 2: Convert to fraction form
   2,092.47/2,887.59 = 1,148.28/x
3. Step 3: Cross multiply
   2,092.47x = 2,887.59 × 1,148.28
4. Step 4: Simplify right side
   2,092.47x = 3,315,761.85
5. Step 5: Solve for x
   x = 3,315,761.85/2,092.47
6. Step 6: Final answer
   x = 1,584.62