Finding the Fourth Proportional to 1,196.51, 1,651.05 and 672.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.51 : 1,651.05 = 672.44 : x
2. Step 2: Convert to fraction form
   1,196.51/1,651.05 = 672.44/x
3. Step 3: Cross multiply
   1,196.51x = 1,651.05 × 672.44
4. Step 4: Simplify right side
   1,196.51x = 1,110,223.81
5. Step 5: Solve for x
   x = 1,110,223.81/1,196.51
6. Step 6: Final answer
   x = 927.89