Finding the Fourth Proportional to 9,645.78, 14,469.84 and 3,404.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,645.78 : 14,469.84 = 3,404.52 : x
2. Step 2: Convert to fraction form
   9,645.78/14,469.84 = 3,404.52/x
3. Step 3: Cross multiply
   9,645.78x = 14,469.84 × 3,404.52
4. Step 4: Simplify right side
   9,645.78x = 49,262,859.68
5. Step 5: Solve for x
   x = 49,262,859.68/9,645.78
6. Step 6: Final answer
   x = 5,107.19