Finding the Fourth Proportional to 17,276.37, 23,842.60 and 9,723.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,276.37 : 23,842.60 = 9,723.42 : x
2. Step 2: Convert to fraction form
   17,276.37/23,842.60 = 9,723.42/x
3. Step 3: Cross multiply
   17,276.37x = 23,842.60 × 9,723.42
4. Step 4: Simplify right side
   17,276.37x = 231,831,613.69
5. Step 5: Solve for x
   x = 231,831,613.69/17,276.37
6. Step 6: Final answer
   x = 13,419.00