Finding the Fourth Proportional to 1,196.91, 1,651.88 and 672.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.91 : 1,651.88 = 672.94 : x
2. Step 2: Convert to fraction form
   1,196.91/1,651.88 = 672.94/x
3. Step 3: Cross multiply
   1,196.91x = 1,651.88 × 672.94
4. Step 4: Simplify right side
   1,196.91x = 1,111,613.68
5. Step 5: Solve for x
   x = 1,111,613.68/1,196.91
6. Step 6: Final answer
   x = 928.74