Finding the Fourth Proportional to 9,508.19, 13,119.71 and 5,529.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,508.19 : 13,119.71 = 5,529.47 : x
2. Step 2: Convert to fraction form
   9,508.19/13,119.71 = 5,529.47/x
3. Step 3: Cross multiply
   9,508.19x = 13,119.71 × 5,529.47
4. Step 4: Simplify right side
   9,508.19x = 72,544,949.61
5. Step 5: Solve for x
   x = 72,544,949.61/9,508.19
6. Step 6: Final answer
   x = 7,629.74