Finding the Fourth Proportional to 10,978.41, 16,469.91 and 3,583.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,978.41 : 16,469.91 = 3,583.29 : x
2. Step 2: Convert to fraction form
   10,978.41/16,469.91 = 3,583.29/x
3. Step 3: Cross multiply
   10,978.41x = 16,469.91 × 3,583.29
4. Step 4: Simplify right side
   10,978.41x = 59,016,463.80
5. Step 5: Solve for x
   x = 59,016,463.80/10,978.41
6. Step 6: Final answer
   x = 5,375.68