Finding the Fourth Proportional to 9,148.14, 13,729.50 and 3,604.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,148.14 : 13,729.50 = 3,604.10 : x
2. Step 2: Convert to fraction form
   9,148.14/13,729.50 = 3,604.10/x
3. Step 3: Cross multiply
   9,148.14x = 13,729.50 × 3,604.10
4. Step 4: Simplify right side
   9,148.14x = 49,482,422.30
5. Step 5: Solve for x
   x = 49,482,422.30/9,148.14
6. Step 6: Final answer
   x = 5,409.01