Finding the Fourth Proportional to 9,604.72, 14,397.18 and 3,680

Step by Step Solution

1. Step 1: Write the proportion equation
   9,604.72 : 14,397.18 = 3,680 : x
2. Step 2: Convert to fraction form
   9,604.72/14,397.18 = 3,680/x
3. Step 3: Cross multiply
   9,604.72x = 14,397.18 × 3,680
4. Step 4: Simplify right side
   9,604.72x = 52,981,622.40
5. Step 5: Solve for x
   x = 52,981,622.40/9,604.72
6. Step 6: Final answer
   x = 5,516.21