Finding the Fourth Proportional to 9,798.16, 13,522.35 and 5,549.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,798.16 : 13,522.35 = 5,549.39 : x
2. Step 2: Convert to fraction form
   9,798.16/13,522.35 = 5,549.39/x
3. Step 3: Cross multiply
   9,798.16x = 13,522.35 × 5,549.39
4. Step 4: Simplify right side
   9,798.16x = 75,040,797.77
5. Step 5: Solve for x
   x = 75,040,797.77/9,798.16
6. Step 6: Final answer
   x = 7,658.66