Finding the Fourth Proportional to 17,171.75, 25,748.16 and 5,322.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,171.75 : 25,748.16 = 5,322.24 : x
2. Step 2: Convert to fraction form
   17,171.75/25,748.16 = 5,322.24/x
3. Step 3: Cross multiply
   17,171.75x = 25,748.16 × 5,322.24
4. Step 4: Simplify right side
   17,171.75x = 137,037,731.73
5. Step 5: Solve for x
   x = 137,037,731.73/17,171.75
6. Step 6: Final answer
   x = 7,980.42