Finding the Fourth Proportional to 1,196.04, 1,650.48 and 672.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.04 : 1,650.48 = 672.08 : x
2. Step 2: Convert to fraction form
   1,196.04/1,650.48 = 672.08/x
3. Step 3: Cross multiply
   1,196.04x = 1,650.48 × 672.08
4. Step 4: Simplify right side
   1,196.04x = 1,109,243.83
5. Step 5: Solve for x
   x = 1,109,243.83/1,196.04
6. Step 6: Final answer
   x = 927.43