Finding the Fourth Proportional to 17,309.45, 23,888.36 and 9,756.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,309.45 : 23,888.36 = 9,756.50 : x
2. Step 2: Convert to fraction form
   17,309.45/23,888.36 = 9,756.50/x
3. Step 3: Cross multiply
   17,309.45x = 23,888.36 × 9,756.50
4. Step 4: Simplify right side
   17,309.45x = 233,066,616.12
5. Step 5: Solve for x
   x = 233,066,616.12/17,309.45
6. Step 6: Final answer
   x = 13,464.70