Finding the Fourth Proportional to 16,817.25, 25,163.59 and 10,527.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,817.25 : 25,163.59 = 10,527.15 : x
2. Step 2: Convert to fraction form
   16,817.25/25,163.59 = 10,527.15/x
3. Step 3: Cross multiply
   16,817.25x = 25,163.59 × 10,527.15
4. Step 4: Simplify right side
   16,817.25x = 264,900,886.47
5. Step 5: Solve for x
   x = 264,900,886.47/16,817.25
6. Step 6: Final answer
   x = 15,751.74