Finding the Fourth Proportional to 16,940.32, 25,406.38 and 7,074.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,940.32 : 25,406.38 = 7,074.24 : x
2. Step 2: Convert to fraction form
   16,940.32/25,406.38 = 7,074.24/x
3. Step 3: Cross multiply
   16,940.32x = 25,406.38 × 7,074.24
4. Step 4: Simplify right side
   16,940.32x = 179,730,829.65
5. Step 5: Solve for x
   x = 179,730,829.65/16,940.32
6. Step 6: Final answer
   x = 10,609.65