Finding the Fourth Proportional to 9,041.54, 12,478.65 and 5,504.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,041.54 : 12,478.65 = 5,504.09 : x
2. Step 2: Convert to fraction form
   9,041.54/12,478.65 = 5,504.09/x
3. Step 3: Cross multiply
   9,041.54x = 12,478.65 × 5,504.09
4. Step 4: Simplify right side
   9,041.54x = 68,683,617.72
5. Step 5: Solve for x
   x = 68,683,617.72/9,041.54
6. Step 6: Final answer
   x = 7,596.45