Finding the Fourth Proportional to 9,648.32, 14,479.40 and 4,105.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,648.32 : 14,479.40 = 4,105.56 : x
2. Step 2: Convert to fraction form
   9,648.32/14,479.40 = 4,105.56/x
3. Step 3: Cross multiply
   9,648.32x = 14,479.40 × 4,105.56
4. Step 4: Simplify right side
   9,648.32x = 59,446,055.73
5. Step 5: Solve for x
   x = 59,446,055.73/9,648.32
6. Step 6: Final answer
   x = 6,161.28