Finding the Fourth Proportional to 2,404.18, 3,606.22 and 672.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.18 : 3,606.22 = 672.76 : x
2. Step 2: Convert to fraction form
   2,404.18/3,606.22 = 672.76/x
3. Step 3: Cross multiply
   2,404.18x = 3,606.22 × 672.76
4. Step 4: Simplify right side
   2,404.18x = 2,426,120.57
5. Step 5: Solve for x
   x = 2,426,120.57/2,404.18
6. Step 6: Final answer
   x = 1,009.13