Finding the Fourth Proportional to 10,981.45, 16,466.10 and 3,582.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.45 : 16,466.10 = 3,582.10 : x
2. Step 2: Convert to fraction form
   10,981.45/16,466.10 = 3,582.10/x
3. Step 3: Cross multiply
   10,981.45x = 16,466.10 × 3,582.10
4. Step 4: Simplify right side
   10,981.45x = 58,983,216.81
5. Step 5: Solve for x
   x = 58,983,216.81/10,981.45
6. Step 6: Final answer
   x = 5,371.17