Finding the Fourth Proportional to 1,196.93, 1,651.37 and 672.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.93 : 1,651.37 = 672.86 : x
2. Step 2: Convert to fraction form
   1,196.93/1,651.37 = 672.86/x
3. Step 3: Cross multiply
   1,196.93x = 1,651.37 × 672.86
4. Step 4: Simplify right side
   1,196.93x = 1,111,129.20
5. Step 5: Solve for x
   x = 1,111,129.20/1,196.93
6. Step 6: Final answer
   x = 928.32