Finding the Fourth Proportional to 2,404.13, 3,606.33 and 672.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.13 : 3,606.33 = 672.89 : x
2. Step 2: Convert to fraction form
   2,404.13/3,606.33 = 672.89/x
3. Step 3: Cross multiply
   2,404.13x = 3,606.33 × 672.89
4. Step 4: Simplify right side
   2,404.13x = 2,426,645.36
5. Step 5: Solve for x
   x = 2,426,645.36/2,404.13
6. Step 6: Final answer
   x = 1,009.37