Finding the Fourth Proportional to 16,804.42, 23,190.72 and 9,635.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,804.42 : 23,190.72 = 9,635.68 : x
2. Step 2: Convert to fraction form
   16,804.42/23,190.72 = 9,635.68/x
3. Step 3: Cross multiply
   16,804.42x = 23,190.72 × 9,635.68
4. Step 4: Simplify right side
   16,804.42x = 223,458,356.89
5. Step 5: Solve for x
   x = 223,458,356.89/16,804.42
6. Step 6: Final answer
   x = 13,297.59