Finding the Fourth Proportional to 16,192.42, 22,336.58 and 13,480.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,192.42 : 22,336.58 = 13,480.61 : x
2. Step 2: Convert to fraction form
   16,192.42/22,336.58 = 13,480.61/x
3. Step 3: Cross multiply
   16,192.42x = 22,336.58 × 13,480.61
4. Step 4: Simplify right side
   16,192.42x = 301,110,695.55
5. Step 5: Solve for x
   x = 301,110,695.55/16,192.42
6. Step 6: Final answer
   x = 18,595.78