Finding the Fourth Proportional to 16,557.54, 22,838.04 and 13,824.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,557.54 : 22,838.04 = 13,824.54 : x
2. Step 2: Convert to fraction form
   16,557.54/22,838.04 = 13,824.54/x
3. Step 3: Cross multiply
   16,557.54x = 22,838.04 × 13,824.54
4. Step 4: Simplify right side
   16,557.54x = 315,725,397.50
5. Step 5: Solve for x
   x = 315,725,397.50/16,557.54
6. Step 6: Final answer
   x = 19,068.38