Finding the Fourth Proportional to 2,387.25, 3,582.23 and 1,088.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387.25 : 3,582.23 = 1,088.69 : x
2. Step 2: Convert to fraction form
   2,387.25/3,582.23 = 1,088.69/x
3. Step 3: Cross multiply
   2,387.25x = 3,582.23 × 1,088.69
4. Step 4: Simplify right side
   2,387.25x = 3,899,914.62
5. Step 5: Solve for x
   x = 3,899,914.62/2,387.25
6. Step 6: Final answer
   x = 1,633.64