Finding the Fourth Proportional to 9,565.19, 13,196.17 and 5,531.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,565.19 : 13,196.17 = 5,531.27 : x
2. Step 2: Convert to fraction form
   9,565.19/13,196.17 = 5,531.27/x
3. Step 3: Cross multiply
   9,565.19x = 13,196.17 × 5,531.27
4. Step 4: Simplify right side
   9,565.19x = 72,991,591.21
5. Step 5: Solve for x
   x = 72,991,591.21/9,565.19
6. Step 6: Final answer
   x = 7,630.96