Finding the Fourth Proportional to 12,836.52, 19,255.46 and 3,603.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,836.52 : 19,255.46 = 3,603.24 : x
2. Step 2: Convert to fraction form
   12,836.52/19,255.46 = 3,603.24/x
3. Step 3: Cross multiply
   12,836.52x = 19,255.46 × 3,603.24
4. Step 4: Simplify right side
   12,836.52x = 69,382,043.69
5. Step 5: Solve for x
   x = 69,382,043.69/12,836.52
6. Step 6: Final answer
   x = 5,405.05