Finding the Fourth Proportional to 9,124.27, 13,680.87 and 4,439.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,124.27 : 13,680.87 = 4,439.56 : x
2. Step 2: Convert to fraction form
   9,124.27/13,680.87 = 4,439.56/x
3. Step 3: Cross multiply
   9,124.27x = 13,680.87 × 4,439.56
4. Step 4: Simplify right side
   9,124.27x = 60,737,055.48
5. Step 5: Solve for x
   x = 60,737,055.48/9,124.27
6. Step 6: Final answer
   x = 6,656.65