Finding the Fourth Proportional to 17,128.34, 25,693.68 and 5,441.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,128.34 : 25,693.68 = 5,441.48 : x
2. Step 2: Convert to fraction form
   17,128.34/25,693.68 = 5,441.48/x
3. Step 3: Cross multiply
   17,128.34x = 25,693.68 × 5,441.48
4. Step 4: Simplify right side
   17,128.34x = 139,811,645.85
5. Step 5: Solve for x
   x = 139,811,645.85/17,128.34
6. Step 6: Final answer
   x = 8,162.59