Finding the Fourth Proportional to 17,113.37, 23,737.27 and 16,658.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,113.37 : 23,737.27 = 16,658.20 : x
2. Step 2: Convert to fraction form
   17,113.37/23,737.27 = 16,658.20/x
3. Step 3: Cross multiply
   17,113.37x = 23,737.27 × 16,658.20
4. Step 4: Simplify right side
   17,113.37x = 395,420,143.61
5. Step 5: Solve for x
   x = 395,420,143.61/17,113.37
6. Step 6: Final answer
   x = 23,105.92