Finding the Fourth Proportional to 17,242.12, 23,793.78 and 9,688.46

Step by Step Solution

1. Step 1: Write the proportion equation
   17,242.12 : 23,793.78 = 9,688.46 : x
2. Step 2: Convert to fraction form
   17,242.12/23,793.78 = 9,688.46/x
3. Step 3: Cross multiply
   17,242.12x = 23,793.78 × 9,688.46
4. Step 4: Simplify right side
   17,242.12x = 230,525,085.78
5. Step 5: Solve for x
   x = 230,525,085.78/17,242.12
6. Step 6: Final answer
   x = 13,369.88