Finding the Fourth Proportional to 16,819.15, 23,192.83 and 12,563.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,819.15 : 23,192.83 = 12,563.54 : x
2. Step 2: Convert to fraction form
   16,819.15/23,192.83 = 12,563.54/x
3. Step 3: Cross multiply
   16,819.15x = 23,192.83 × 12,563.54
4. Step 4: Simplify right side
   16,819.15x = 291,384,047.42
5. Step 5: Solve for x
   x = 291,384,047.42/16,819.15
6. Step 6: Final answer
   x = 17,324.54