Finding the Fourth Proportional to 16,956.18, 25,424.94 and 13,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,956.18 : 25,424.94 = 13,468.50 : x
2. Step 2: Convert to fraction form
   16,956.18/25,424.94 = 13,468.50/x
3. Step 3: Cross multiply
   16,956.18x = 25,424.94 × 13,468.50
4. Step 4: Simplify right side
   16,956.18x = 342,435,804.39
5. Step 5: Solve for x
   x = 342,435,804.39/16,956.18
6. Step 6: Final answer
   x = 20,195.34