Finding the Fourth Proportional to 1,196.06, 1,794.69 and 618.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.06 : 1,794.69 = 618.93 : x
2. Step 2: Convert to fraction form
   1,196.06/1,794.69 = 618.93/x
3. Step 3: Cross multiply
   1,196.06x = 1,794.69 × 618.93
4. Step 4: Simplify right side
   1,196.06x = 1,110,787.48
5. Step 5: Solve for x
   x = 1,110,787.48/1,196.06
6. Step 6: Final answer
   x = 928.71