Finding the Fourth Proportional to 1,196.29, 1,650.95 and 672.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.29 : 1,650.95 = 672.36 : x
2. Step 2: Convert to fraction form
   1,196.29/1,650.95 = 672.36/x
3. Step 3: Cross multiply
   1,196.29x = 1,650.95 × 672.36
4. Step 4: Simplify right side
   1,196.29x = 1,110,024.49
5. Step 5: Solve for x
   x = 1,110,024.49/1,196.29
6. Step 6: Final answer
   x = 927.89