Finding the Fourth Proportional to 16,738.02, 23,129.03 and 12,192.79

Step by Step Solution

1. Step 1: Write the proportion equation
   16,738.02 : 23,129.03 = 12,192.79 : x
2. Step 2: Convert to fraction form
   16,738.02/23,129.03 = 12,192.79/x
3. Step 3: Cross multiply
   16,738.02x = 23,129.03 × 12,192.79
4. Step 4: Simplify right side
   16,738.02x = 282,007,405.69
5. Step 5: Solve for x
   x = 282,007,405.69/16,738.02
6. Step 6: Final answer
   x = 16,848.31