Finding the Fourth Proportional to 9,641.08, 13,304.61 and 5,392.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,641.08 : 13,304.61 = 5,392.15 : x
2. Step 2: Convert to fraction form
   9,641.08/13,304.61 = 5,392.15/x
3. Step 3: Cross multiply
   9,641.08x = 13,304.61 × 5,392.15
4. Step 4: Simplify right side
   9,641.08x = 71,740,452.81
5. Step 5: Solve for x
   x = 71,740,452.81/9,641.08
6. Step 6: Final answer
   x = 7,441.12