Finding the Fourth Proportional to 9,076.86, 13,609.62 and 4,395.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,076.86 : 13,609.62 = 4,395.06 : x
2. Step 2: Convert to fraction form
   9,076.86/13,609.62 = 4,395.06/x
3. Step 3: Cross multiply
   9,076.86x = 13,609.62 × 4,395.06
4. Step 4: Simplify right side
   9,076.86x = 59,815,096.48
5. Step 5: Solve for x
   x = 59,815,096.48/9,076.86
6. Step 6: Final answer
   x = 6,589.84