Finding the Fourth Proportional to 2,453.42, 3,676.54 and 1,137.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.42 : 3,676.54 = 1,137.57 : x
2. Step 2: Convert to fraction form
   2,453.42/3,676.54 = 1,137.57/x
3. Step 3: Cross multiply
   2,453.42x = 3,676.54 × 1,137.57
4. Step 4: Simplify right side
   2,453.42x = 4,182,321.61
5. Step 5: Solve for x
   x = 4,182,321.61/2,453.42
6. Step 6: Final answer
   x = 1,704.69