Finding the Fourth Proportional to 8,941.98, 13,405.96 and 5,648.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,941.98 : 13,405.96 = 5,648.16 : x
2. Step 2: Convert to fraction form
   8,941.98/13,405.96 = 5,648.16/x
3. Step 3: Cross multiply
   8,941.98x = 13,405.96 × 5,648.16
4. Step 4: Simplify right side
   8,941.98x = 75,719,007.03
5. Step 5: Solve for x
   x = 75,719,007.03/8,941.98
6. Step 6: Final answer
   x = 8,467.81