Finding the Fourth Proportional to 8,399.30, 11,588.89 and 4,860.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,399.30 : 11,588.89 = 4,860.41 : x
2. Step 2: Convert to fraction form
   8,399.30/11,588.89 = 4,860.41/x
3. Step 3: Cross multiply
   8,399.30x = 11,588.89 × 4,860.41
4. Step 4: Simplify right side
   8,399.30x = 56,326,732.54
5. Step 5: Solve for x
   x = 56,326,732.54/8,399.30
6. Step 6: Final answer
   x = 6,706.12