Finding the Fourth Proportional to 9,824.48, 13,557.52 and 5,517.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,824.48 : 13,557.52 = 5,517.45 : x
2. Step 2: Convert to fraction form
   9,824.48/13,557.52 = 5,517.45/x
3. Step 3: Cross multiply
   9,824.48x = 13,557.52 × 5,517.45
4. Step 4: Simplify right side
   9,824.48x = 74,802,924.93
5. Step 5: Solve for x
   x = 74,802,924.93/9,824.48
6. Step 6: Final answer
   x = 7,613.94