Finding the Fourth Proportional to 1,192.29, 1,785.99 and 672.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192.29 : 1,785.99 = 672.27 : x
2. Step 2: Convert to fraction form
   1,192.29/1,785.99 = 672.27/x
3. Step 3: Cross multiply
   1,192.29x = 1,785.99 × 672.27
4. Step 4: Simplify right side
   1,192.29x = 1,200,667.50
5. Step 5: Solve for x
   x = 1,200,667.50/1,192.29
6. Step 6: Final answer
   x = 1,007.03