Finding the Fourth Proportional to 9,147.60, 13,724.82 and 3,604.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,147.60 : 13,724.82 = 3,604.82 : x
2. Step 2: Convert to fraction form
   9,147.60/13,724.82 = 3,604.82/x
3. Step 3: Cross multiply
   9,147.60x = 13,724.82 × 3,604.82
4. Step 4: Simplify right side
   9,147.60x = 49,475,505.63
5. Step 5: Solve for x
   x = 49,475,505.63/9,147.60
6. Step 6: Final answer
   x = 5,408.58