Finding the Fourth Proportional to 9,379.90, 14,076.76 and 4,449.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,379.90 : 14,076.76 = 4,449.54 : x
2. Step 2: Convert to fraction form
   9,379.90/14,076.76 = 4,449.54/x
3. Step 3: Cross multiply
   9,379.90x = 14,076.76 × 4,449.54
4. Step 4: Simplify right side
   9,379.90x = 62,635,106.69
5. Step 5: Solve for x
   x = 62,635,106.69/9,379.90
6. Step 6: Final answer
   x = 6,677.59