Finding the Fourth Proportional to 9,853.06, 13,596.68 and 5,603.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,853.06 : 13,596.68 = 5,603.55 : x
2. Step 2: Convert to fraction form
   9,853.06/13,596.68 = 5,603.55/x
3. Step 3: Cross multiply
   9,853.06x = 13,596.68 × 5,603.55
4. Step 4: Simplify right side
   9,853.06x = 76,189,607.72
5. Step 5: Solve for x
   x = 76,189,607.72/9,853.06
6. Step 6: Final answer
   x = 7,732.58