Finding the Fourth Proportional to 1,196.19, 1,650.63 and 672.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.19 : 1,650.63 = 672.27 : x
2. Step 2: Convert to fraction form
   1,196.19/1,650.63 = 672.27/x
3. Step 3: Cross multiply
   1,196.19x = 1,650.63 × 672.27
4. Step 4: Simplify right side
   1,196.19x = 1,109,669.03
5. Step 5: Solve for x
   x = 1,109,669.03/1,196.19
6. Step 6: Final answer
   x = 927.67