Finding the Fourth Proportional to 16,092.45, 22,244.76 and 13,424.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,092.45 : 22,244.76 = 13,424.31 : x
2. Step 2: Convert to fraction form
   16,092.45/22,244.76 = 13,424.31/x
3. Step 3: Cross multiply
   16,092.45x = 22,244.76 × 13,424.31
4. Step 4: Simplify right side
   16,092.45x = 298,620,554.12
5. Step 5: Solve for x
   x = 298,620,554.12/16,092.45
6. Step 6: Final answer
   x = 18,556.56