Finding the Fourth Proportional to 10,975.87, 16,466.42 and 3,580.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,975.87 : 16,466.42 = 3,580.33 : x
2. Step 2: Convert to fraction form
   10,975.87/16,466.42 = 3,580.33/x
3. Step 3: Cross multiply
   10,975.87x = 16,466.42 × 3,580.33
4. Step 4: Simplify right side
   10,975.87x = 58,955,217.52
5. Step 5: Solve for x
   x = 58,955,217.52/10,975.87
6. Step 6: Final answer
   x = 5,371.35