Finding the Fourth Proportional to 9,822.43, 13,556.36 and 5,574.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,822.43 : 13,556.36 = 5,574.54 : x
2. Step 2: Convert to fraction form
   9,822.43/13,556.36 = 5,574.54/x
3. Step 3: Cross multiply
   9,822.43x = 13,556.36 × 5,574.54
4. Step 4: Simplify right side
   9,822.43x = 75,570,471.07
5. Step 5: Solve for x
   x = 75,570,471.07/9,822.43
6. Step 6: Final answer
   x = 7,693.66