Finding the Fourth Proportional to 2,089.67, 2,883.74 and 1,158.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.67 : 2,883.74 = 1,158.17 : x
2. Step 2: Convert to fraction form
   2,089.67/2,883.74 = 1,158.17/x
3. Step 3: Cross multiply
   2,089.67x = 2,883.74 × 1,158.17
4. Step 4: Simplify right side
   2,089.67x = 3,339,862.57
5. Step 5: Solve for x
   x = 3,339,862.57/2,089.67
6. Step 6: Final answer
   x = 1,598.27