Finding the Fourth Proportional to 2,553.98, 3,524.58 and 1,491.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.98 : 3,524.58 = 1,491.57 : x
2. Step 2: Convert to fraction form
   2,553.98/3,524.58 = 1,491.57/x
3. Step 3: Cross multiply
   2,553.98x = 3,524.58 × 1,491.57
4. Step 4: Simplify right side
   2,553.98x = 5,257,157.79
5. Step 5: Solve for x
   x = 5,257,157.79/2,553.98
6. Step 6: Final answer
   x = 2,058.42