Finding the Fourth Proportional to 17,169.61, 25,758.42 and 5,322.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,169.61 : 25,758.42 = 5,322.76 : x
2. Step 2: Convert to fraction form
   17,169.61/25,758.42 = 5,322.76/x
3. Step 3: Cross multiply
   17,169.61x = 25,758.42 × 5,322.76
4. Step 4: Simplify right side
   17,169.61x = 137,105,758.85
5. Step 5: Solve for x
   x = 137,105,758.85/17,169.61
6. Step 6: Final answer
   x = 7,985.38