Finding the Fourth Proportional to 2,088.59, 2,882.25 and 1,157.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,088.59 : 2,882.25 = 1,157.09 : x
2. Step 2: Convert to fraction form
   2,088.59/2,882.25 = 1,157.09/x
3. Step 3: Cross multiply
   2,088.59x = 2,882.25 × 1,157.09
4. Step 4: Simplify right side
   2,088.59x = 3,335,022.65
5. Step 5: Solve for x
   x = 3,335,022.65/2,088.59
6. Step 6: Final answer
   x = 1,596.78