Finding the Fourth Proportional to 16,842.41, 23,238.24 and 12,358.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,842.41 : 23,238.24 = 12,358.37 : x
2. Step 2: Convert to fraction form
   16,842.41/23,238.24 = 12,358.37/x
3. Step 3: Cross multiply
   16,842.41x = 23,238.24 × 12,358.37
4. Step 4: Simplify right side
   16,842.41x = 287,186,849.34
5. Step 5: Solve for x
   x = 287,186,849.34/16,842.41
6. Step 6: Final answer
   x = 17,051.41