Finding the Fourth Proportional to 16,790.50, 23,023.54 and 16,353.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,790.50 : 23,023.54 = 16,353.10 : x
2. Step 2: Convert to fraction form
   16,790.50/23,023.54 = 16,353.10/x
3. Step 3: Cross multiply
   16,790.50x = 23,023.54 × 16,353.10
4. Step 4: Simplify right side
   16,790.50x = 376,506,153.53
5. Step 5: Solve for x
   x = 376,506,153.53/16,790.50
6. Step 6: Final answer
   x = 22,423.76