Finding the Fourth Proportional to 22,176.33, 30,603.98 and 12,105.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,176.33 : 30,603.98 = 12,105.42 : x
2. Step 2: Convert to fraction form
   22,176.33/30,603.98 = 12,105.42/x
3. Step 3: Cross multiply
   22,176.33x = 30,603.98 × 12,105.42
4. Step 4: Simplify right side
   22,176.33x = 370,474,031.57
5. Step 5: Solve for x
   x = 370,474,031.57/22,176.33
6. Step 6: Final answer
   x = 16,705.83