Finding the Fourth Proportional to 9,823.41, 13,556.03 and 5,574.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,823.41 : 13,556.03 = 5,574.35 : x
2. Step 2: Convert to fraction form
   9,823.41/13,556.03 = 5,574.35/x
3. Step 3: Cross multiply
   9,823.41x = 13,556.03 × 5,574.35
4. Step 4: Simplify right side
   9,823.41x = 75,566,061.85
5. Step 5: Solve for x
   x = 75,566,061.85/9,823.41
6. Step 6: Final answer
   x = 7,692.45