Finding the Fourth Proportional to 16,969.89, 23,415.20 and 9,704.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,969.89 : 23,415.20 = 9,704.29 : x
2. Step 2: Convert to fraction form
   16,969.89/23,415.20 = 9,704.29/x
3. Step 3: Cross multiply
   16,969.89x = 23,415.20 × 9,704.29
4. Step 4: Simplify right side
   16,969.89x = 227,227,771.29
5. Step 5: Solve for x
   x = 227,227,771.29/16,969.89
6. Step 6: Final answer
   x = 13,390.05