Finding the Fourth Proportional to 1,196.37, 1,794.86 and 611.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.37 : 1,794.86 = 611.15 : x
2. Step 2: Convert to fraction form
   1,196.37/1,794.86 = 611.15/x
3. Step 3: Cross multiply
   1,196.37x = 1,794.86 × 611.15
4. Step 4: Simplify right side
   1,196.37x = 1,096,918.95
5. Step 5: Solve for x
   x = 1,096,918.95/1,196.37
6. Step 6: Final answer
   x = 916.87