Finding the Fourth Proportional to 16,857.80, 25,284.72 and 7,498.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,857.80 : 25,284.72 = 7,498.04 : x
2. Step 2: Convert to fraction form
   16,857.80/25,284.72 = 7,498.04/x
3. Step 3: Cross multiply
   16,857.80x = 25,284.72 × 7,498.04
4. Step 4: Simplify right side
   16,857.80x = 189,585,841.95
5. Step 5: Solve for x
   x = 189,585,841.95/16,857.80
6. Step 6: Final answer
   x = 11,246.18