Finding the Fourth Proportional to 16,861.16, 25,300.88 and 7,007.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,861.16 : 25,300.88 = 7,007.24 : x
2. Step 2: Convert to fraction form
   16,861.16/25,300.88 = 7,007.24/x
3. Step 3: Cross multiply
   16,861.16x = 25,300.88 × 7,007.24
4. Step 4: Simplify right side
   16,861.16x = 177,289,338.37
5. Step 5: Solve for x
   x = 177,289,338.37/16,861.16
6. Step 6: Final answer
   x = 10,514.66