Finding the Fourth Proportional to 16,729.16, 23,085.99 and 9,655.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,729.16 : 23,085.99 = 9,655.43 : x
2. Step 2: Convert to fraction form
   16,729.16/23,085.99 = 9,655.43/x
3. Step 3: Cross multiply
   16,729.16x = 23,085.99 × 9,655.43
4. Step 4: Simplify right side
   16,729.16x = 222,905,045.00
5. Step 5: Solve for x
   x = 222,905,045.00/16,729.16
6. Step 6: Final answer
   x = 13,324.35