Finding the Fourth Proportional to 9,983.36, 13,775.42 and 5,506.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.36 : 13,775.42 = 5,506.48 : x
2. Step 2: Convert to fraction form
   9,983.36/13,775.42 = 5,506.48/x
3. Step 3: Cross multiply
   9,983.36x = 13,775.42 × 5,506.48
4. Step 4: Simplify right side
   9,983.36x = 75,854,074.72
5. Step 5: Solve for x
   x = 75,854,074.72/9,983.36
6. Step 6: Final answer
   x = 7,598.05