Finding the Fourth Proportional to 2,092.34, 2,887.42 and 1,148.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.34 : 2,887.42 = 1,148.13 : x
2. Step 2: Convert to fraction form
   2,092.34/2,887.42 = 1,148.13/x
3. Step 3: Cross multiply
   2,092.34x = 2,887.42 × 1,148.13
4. Step 4: Simplify right side
   2,092.34x = 3,315,133.52
5. Step 5: Solve for x
   x = 3,315,133.52/2,092.34
6. Step 6: Final answer
   x = 1,584.41