Finding the Fourth Proportional to 17,175.21, 25,766.49 and 5,328.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,175.21 : 25,766.49 = 5,328.72 : x
2. Step 2: Convert to fraction form
   17,175.21/25,766.49 = 5,328.72/x
3. Step 3: Cross multiply
   17,175.21x = 25,766.49 × 5,328.72
4. Step 4: Simplify right side
   17,175.21x = 137,302,509.30
5. Step 5: Solve for x
   x = 137,302,509.30/17,175.21
6. Step 6: Final answer
   x = 7,994.23