Finding the Fourth Proportional to 17,218.04, 25,821.58 and 5,528.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,218.04 : 25,821.58 = 5,528.52 : x
2. Step 2: Convert to fraction form
   17,218.04/25,821.58 = 5,528.52/x
3. Step 3: Cross multiply
   17,218.04x = 25,821.58 × 5,528.52
4. Step 4: Simplify right side
   17,218.04x = 142,755,121.46
5. Step 5: Solve for x
   x = 142,755,121.46/17,218.04
6. Step 6: Final answer
   x = 8,291.02