Finding the Fourth Proportional to 2,003.67, 3,005.60 and 908.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.67 : 3,005.60 = 908.15 : x
2. Step 2: Convert to fraction form
   2,003.67/3,005.60 = 908.15/x
3. Step 3: Cross multiply
   2,003.67x = 3,005.60 × 908.15
4. Step 4: Simplify right side
   2,003.67x = 2,729,516.07
5. Step 5: Solve for x
   x = 2,729,516.07/2,003.67
6. Step 6: Final answer
   x = 1,362.26