Finding the Fourth Proportional to 2,369.58, 3,554.87 and 908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369.58 : 3,554.87 = 908.72 : x
2. Step 2: Convert to fraction form
   2,369.58/3,554.87 = 908.72/x
3. Step 3: Cross multiply
   2,369.58x = 3,554.87 × 908.72
4. Step 4: Simplify right side
   2,369.58x = 3,230,381.42
5. Step 5: Solve for x
   x = 3,230,381.42/2,369.58
6. Step 6: Final answer
   x = 1,363.27