Finding the Fourth Proportional to 22,196.32, 30,629.75 and 12,124.61

Step by Step Solution

1. Step 1: Write the proportion equation
   22,196.32 : 30,629.75 = 12,124.61 : x
2. Step 2: Convert to fraction form
   22,196.32/30,629.75 = 12,124.61/x
3. Step 3: Cross multiply
   22,196.32x = 30,629.75 × 12,124.61
4. Step 4: Simplify right side
   22,196.32x = 371,373,712.52
5. Step 5: Solve for x
   x = 371,373,712.52/22,196.32
6. Step 6: Final answer
   x = 16,731.32