Finding the Fourth Proportional to 16,729.52, 23,085.05 and 9,658.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,729.52 : 23,085.05 = 9,658.22 : x
2. Step 2: Convert to fraction form
   16,729.52/23,085.05 = 9,658.22/x
3. Step 3: Cross multiply
   16,729.52x = 23,085.05 × 9,658.22
4. Step 4: Simplify right side
   16,729.52x = 222,960,327.89
5. Step 5: Solve for x
   x = 222,960,327.89/16,729.52
6. Step 6: Final answer
   x = 13,327.36