Finding the Fourth Proportional to 16,804.51, 25,191.16 and 7,439.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,804.51 : 25,191.16 = 7,439.53 : x
2. Step 2: Convert to fraction form
   16,804.51/25,191.16 = 7,439.53/x
3. Step 3: Cross multiply
   16,804.51x = 25,191.16 × 7,439.53
4. Step 4: Simplify right side
   16,804.51x = 187,410,390.55
5. Step 5: Solve for x
   x = 187,410,390.55/16,804.51
6. Step 6: Final answer
   x = 11,152.39