Finding the Fourth Proportional to 16,244.83, 22,397.73 and 13,423.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,244.83 : 22,397.73 = 13,423.60 : x
2. Step 2: Convert to fraction form
   16,244.83/22,397.73 = 13,423.60/x
3. Step 3: Cross multiply
   16,244.83x = 22,397.73 × 13,423.60
4. Step 4: Simplify right side
   16,244.83x = 300,658,168.43
5. Step 5: Solve for x
   x = 300,658,168.43/16,244.83
6. Step 6: Final answer
   x = 18,507.93