Finding the Fourth Proportional to 1,196.24, 1,794.32 and 648.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.24 : 1,794.32 = 648.29 : x
2. Step 2: Convert to fraction form
   1,196.24/1,794.32 = 648.29/x
3. Step 3: Cross multiply
   1,196.24x = 1,794.32 × 648.29
4. Step 4: Simplify right side
   1,196.24x = 1,163,227.50
5. Step 5: Solve for x
   x = 1,163,227.50/1,196.24
6. Step 6: Final answer
   x = 972.41