Finding the Fourth Proportional to 22,178.32, 30,604.78 and 12,104.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,178.32 : 30,604.78 = 12,104.76 : x
2. Step 2: Convert to fraction form
   22,178.32/30,604.78 = 12,104.76/x
3. Step 3: Cross multiply
   22,178.32x = 30,604.78 × 12,104.76
4. Step 4: Simplify right side
   22,178.32x = 370,463,516.75
5. Step 5: Solve for x
   x = 370,463,516.75/22,178.32
6. Step 6: Final answer
   x = 16,703.86