Finding the Fourth Proportional to 16,801.74, 25,168.04 and 9,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801.74 : 25,168.04 = 9,859.50 : x
2. Step 2: Convert to fraction form
   16,801.74/25,168.04 = 9,859.50/x
3. Step 3: Cross multiply
   16,801.74x = 25,168.04 × 9,859.50
4. Step 4: Simplify right side
   16,801.74x = 248,144,290.38
5. Step 5: Solve for x
   x = 248,144,290.38/16,801.74
6. Step 6: Final answer
   x = 14,768.96