Finding the Fourth Proportional to 3,681.56, 5,522.28 and 908.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.56 : 5,522.28 = 908.25 : x
2. Step 2: Convert to fraction form
   3,681.56/5,522.28 = 908.25/x
3. Step 3: Cross multiply
   3,681.56x = 5,522.28 × 908.25
4. Step 4: Simplify right side
   3,681.56x = 5,015,610.81
5. Step 5: Solve for x
   x = 5,015,610.81/3,681.56
6. Step 6: Final answer
   x = 1,362.36