Finding the Fourth Proportional to 2,548.82, 3,823.50 and 905.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.82 : 3,823.50 = 905.52 : x
2. Step 2: Convert to fraction form
   2,548.82/3,823.50 = 905.52/x
3. Step 3: Cross multiply
   2,548.82x = 3,823.50 × 905.52
4. Step 4: Simplify right side
   2,548.82x = 3,462,255.72
5. Step 5: Solve for x
   x = 3,462,255.72/2,548.82
6. Step 6: Final answer
   x = 1,358.38