Finding the Fourth Proportional to 1,323.69, 1,825.66 and 880.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.69 : 1,825.66 = 880.82 : x
2. Step 2: Convert to fraction form
   1,323.69/1,825.66 = 880.82/x
3. Step 3: Cross multiply
   1,323.69x = 1,825.66 × 880.82
4. Step 4: Simplify right side
   1,323.69x = 1,608,071.08
5. Step 5: Solve for x
   x = 1,608,071.08/1,323.69
6. Step 6: Final answer
   x = 1,214.84