Finding the Fourth Proportional to 17,196.35, 23,729.31 and 9,643.00

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.35 : 23,729.31 = 9,643.00 : x
2. Step 2: Convert to fraction form
   17,196.35/23,729.31 = 9,643.00/x
3. Step 3: Cross multiply
   17,196.35x = 23,729.31 × 9,643.00
4. Step 4: Simplify right side
   17,196.35x = 228,821,701.11
5. Step 5: Solve for x
   x = 228,821,701.11/17,196.35
6. Step 6: Final answer
   x = 13,306.41