Finding the Fourth Proportional to 2,093.31, 2,888.61 and 1,149.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.31 : 2,888.61 = 1,149.10 : x
2. Step 2: Convert to fraction form
   2,093.31/2,888.61 = 1,149.10/x
3. Step 3: Cross multiply
   2,093.31x = 2,888.61 × 1,149.10
4. Step 4: Simplify right side
   2,093.31x = 3,319,306.47
5. Step 5: Solve for x
   x = 3,319,306.47/2,093.31
6. Step 6: Final answer
   x = 1,585.67