Finding the Fourth Proportional to 17,380.99, 23,985.79 and 9,423.23

Step by Step Solution

1. Step 1: Write the proportion equation
   17,380.99 : 23,985.79 = 9,423.23 : x
2. Step 2: Convert to fraction form
   17,380.99/23,985.79 = 9,423.23/x
3. Step 3: Cross multiply
   17,380.99x = 23,985.79 × 9,423.23
4. Step 4: Simplify right side
   17,380.99x = 226,023,607.33
5. Step 5: Solve for x
   x = 226,023,607.33/17,380.99
6. Step 6: Final answer
   x = 13,004.07