Finding the Fourth Proportional to 3,605.67, 5,408.42 and 1,008.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,605.67 : 5,408.42 = 1,008.54 : x
2. Step 2: Convert to fraction form
   3,605.67/5,408.42 = 1,008.54/x
3. Step 3: Cross multiply
   3,605.67x = 5,408.42 × 1,008.54
4. Step 4: Simplify right side
   3,605.67x = 5,454,602.86
5. Step 5: Solve for x
   x = 5,454,602.86/3,605.67
6. Step 6: Final answer
   x = 1,512.78