Finding the Fourth Proportional to 22,195.82, 30,630.78 and 12,124.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,195.82 : 30,630.78 = 12,124.15 : x
2. Step 2: Convert to fraction form
   22,195.82/30,630.78 = 12,124.15/x
3. Step 3: Cross multiply
   22,195.82x = 30,630.78 × 12,124.15
4. Step 4: Simplify right side
   22,195.82x = 371,372,094.76
5. Step 5: Solve for x
   x = 371,372,094.76/22,195.82
6. Step 6: Final answer
   x = 16,731.62