Finding the Fourth Proportional to 22,467.09, 33,689.83 and 13,109.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,467.09 : 33,689.83 = 13,109.86 : x
2. Step 2: Convert to fraction form
   22,467.09/33,689.83 = 13,109.86/x
3. Step 3: Cross multiply
   22,467.09x = 33,689.83 × 13,109.86
4. Step 4: Simplify right side
   22,467.09x = 441,668,954.72
5. Step 5: Solve for x
   x = 441,668,954.72/22,467.09
6. Step 6: Final answer
   x = 19,658.49