Finding the Fourth Proportional to 16,021.46, 22,111.48 and 13,327.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,021.46 : 22,111.48 = 13,327.92 : x
2. Step 2: Convert to fraction form
   16,021.46/22,111.48 = 13,327.92/x
3. Step 3: Cross multiply
   16,021.46x = 22,111.48 × 13,327.92
4. Step 4: Simplify right side
   16,021.46x = 294,700,036.52
5. Step 5: Solve for x
   x = 294,700,036.52/16,021.46
6. Step 6: Final answer
   x = 18,394.08