Finding the Fourth Proportional to 1,196.24, 1,795 and 648.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.24 : 1,795 = 648.98 : x
2. Step 2: Convert to fraction form
   1,196.24/1,795 = 648.98/x
3. Step 3: Cross multiply
   1,196.24x = 1,795 × 648.98
4. Step 4: Simplify right side
   1,196.24x = 1,164,919.10
5. Step 5: Solve for x
   x = 1,164,919.10/1,196.24
6. Step 6: Final answer
   x = 973.82