Finding the Fourth Proportional to 22,108.82, 30,509.46 and 13,154.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,108.82 : 30,509.46 = 13,154.27 : x
2. Step 2: Convert to fraction form
   22,108.82/30,509.46 = 13,154.27/x
3. Step 3: Cross multiply
   22,108.82x = 30,509.46 × 13,154.27
4. Step 4: Simplify right side
   22,108.82x = 401,329,521.85
5. Step 5: Solve for x
   x = 401,329,521.85/22,108.82
6. Step 6: Final answer
   x = 18,152.47