Finding the Fourth Proportional to 2,523.89, 3,785.60 and 674.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.89 : 3,785.60 = 674.94 : x
2. Step 2: Convert to fraction form
   2,523.89/3,785.60 = 674.94/x
3. Step 3: Cross multiply
   2,523.89x = 3,785.60 × 674.94
4. Step 4: Simplify right side
   2,523.89x = 2,555,030.56
5. Step 5: Solve for x
   x = 2,555,030.56/2,523.89
6. Step 6: Final answer
   x = 1,012.34