Finding the Fourth Proportional to 2,185.35, 3,275.97 and 1,088.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.35 : 3,275.97 = 1,088.69 : x
2. Step 2: Convert to fraction form
   2,185.35/3,275.97 = 1,088.69/x
3. Step 3: Cross multiply
   2,185.35x = 3,275.97 × 1,088.69
4. Step 4: Simplify right side
   2,185.35x = 3,566,499.40
5. Step 5: Solve for x
   x = 3,566,499.40/2,185.35
6. Step 6: Final answer
   x = 1,632.00