Finding the Fourth Proportional to 22,179.83, 30,608.60 and 12,108.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,179.83 : 30,608.60 = 12,108.69 : x
2. Step 2: Convert to fraction form
   22,179.83/30,608.60 = 12,108.69/x
3. Step 3: Cross multiply
   22,179.83x = 30,608.60 × 12,108.69
4. Step 4: Simplify right side
   22,179.83x = 370,630,005.22
5. Step 5: Solve for x
   x = 370,630,005.22/22,179.83
6. Step 6: Final answer
   x = 16,710.23