Finding the Fourth Proportional to 16,363.72, 22,595.25 and 13,339.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,363.72 : 22,595.25 = 13,339.32 : x
2. Step 2: Convert to fraction form
   16,363.72/22,595.25 = 13,339.32/x
3. Step 3: Cross multiply
   16,363.72x = 22,595.25 × 13,339.32
4. Step 4: Simplify right side
   16,363.72x = 301,405,270.23
5. Step 5: Solve for x
   x = 301,405,270.23/16,363.72
6. Step 6: Final answer
   x = 18,419.12