Finding the Fourth Proportional to 17,170.74, 25,760.11 and 5,323.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,170.74 : 25,760.11 = 5,323.89 : x
2. Step 2: Convert to fraction form
   17,170.74/25,760.11 = 5,323.89/x
3. Step 3: Cross multiply
   17,170.74x = 25,760.11 × 5,323.89
4. Step 4: Simplify right side
   17,170.74x = 137,144,085.30
5. Step 5: Solve for x
   x = 137,144,085.30/17,170.74
6. Step 6: Final answer
   x = 7,987.08