Finding the Fourth Proportional to 17,328.37, 25,995.76 and 5,485.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,328.37 : 25,995.76 = 5,485.13 : x
2. Step 2: Convert to fraction form
   17,328.37/25,995.76 = 5,485.13/x
3. Step 3: Cross multiply
   17,328.37x = 25,995.76 × 5,485.13
4. Step 4: Simplify right side
   17,328.37x = 142,590,123.05
5. Step 5: Solve for x
   x = 142,590,123.05/17,328.37
6. Step 6: Final answer
   x = 8,228.71