Finding the Fourth Proportional to 2,404.32, 3,605.76 and 672.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.32 : 3,605.76 = 672.96 : x
2. Step 2: Convert to fraction form
   2,404.32/3,605.76 = 672.96/x
3. Step 3: Cross multiply
   2,404.32x = 3,605.76 × 672.96
4. Step 4: Simplify right side
   2,404.32x = 2,426,532.25
5. Step 5: Solve for x
   x = 2,426,532.25/2,404.32
6. Step 6: Final answer
   x = 1,009.24