Finding the Fourth Proportional to 9,508.32, 13,118.54 and 5,528.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,508.32 : 13,118.54 = 5,528.68 : x
2. Step 2: Convert to fraction form
   9,508.32/13,118.54 = 5,528.68/x
3. Step 3: Cross multiply
   9,508.32x = 13,118.54 × 5,528.68
4. Step 4: Simplify right side
   9,508.32x = 72,528,209.73
5. Step 5: Solve for x
   x = 72,528,209.73/9,508.32
6. Step 6: Final answer
   x = 7,627.87