Finding the Fourth Proportional to 1,196.28, 1,794.42 and 619.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.28 : 1,794.42 = 619.02 : x
2. Step 2: Convert to fraction form
   1,196.28/1,794.42 = 619.02/x
3. Step 3: Cross multiply
   1,196.28x = 1,794.42 × 619.02
4. Step 4: Simplify right side
   1,196.28x = 1,110,781.87
5. Step 5: Solve for x
   x = 1,110,781.87/1,196.28
6. Step 6: Final answer
   x = 928.53