Finding the Fourth Proportional to 12,009.72, 16,573.42 and 6,704.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,009.72 : 16,573.42 = 6,704.54 : x
2. Step 2: Convert to fraction form
   12,009.72/16,573.42 = 6,704.54/x
3. Step 3: Cross multiply
   12,009.72x = 16,573.42 × 6,704.54
4. Step 4: Simplify right side
   12,009.72x = 111,117,157.33
5. Step 5: Solve for x
   x = 111,117,157.33/12,009.72
6. Step 6: Final answer
   x = 9,252.27