Finding the Fourth Proportional to 1,191.33, 1,785.78 and 1,084.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,191.33 : 1,785.78 = 1,084.41 : x
2. Step 2: Convert to fraction form
   1,191.33/1,785.78 = 1,084.41/x
3. Step 3: Cross multiply
   1,191.33x = 1,785.78 × 1,084.41
4. Step 4: Simplify right side
   1,191.33x = 1,936,517.69
5. Step 5: Solve for x
   x = 1,936,517.69/1,191.33
6. Step 6: Final answer
   x = 1,625.51