Finding the Fourth Proportional to 22,250.72, 30,705.68 and 12,179.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,250.72 : 30,705.68 = 12,179.04 : x
2. Step 2: Convert to fraction form
   22,250.72/30,705.68 = 12,179.04/x
3. Step 3: Cross multiply
   22,250.72x = 30,705.68 × 12,179.04
4. Step 4: Simplify right side
   22,250.72x = 373,965,704.95
5. Step 5: Solve for x
   x = 373,965,704.95/22,250.72
6. Step 6: Final answer
   x = 16,806.90