Finding the Fourth Proportional to 2,429.58, 3,644.07 and 674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429.58 : 3,644.07 = 674.72 : x
2. Step 2: Convert to fraction form
   2,429.58/3,644.07 = 674.72/x
3. Step 3: Cross multiply
   2,429.58x = 3,644.07 × 674.72
4. Step 4: Simplify right side
   2,429.58x = 2,458,726.91
5. Step 5: Solve for x
   x = 2,458,726.91/2,429.58
6. Step 6: Final answer
   x = 1,012.00