Finding the Fourth Proportional to 17,200.39, 25,804.23 and 5,521.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,200.39 : 25,804.23 = 5,521.81 : x
2. Step 2: Convert to fraction form
   17,200.39/25,804.23 = 5,521.81/x
3. Step 3: Cross multiply
   17,200.39x = 25,804.23 × 5,521.81
4. Step 4: Simplify right side
   17,200.39x = 142,486,108.22
5. Step 5: Solve for x
   x = 142,486,108.22/17,200.39
6. Step 6: Final answer
   x = 8,283.89