Finding the Fourth Proportional to 10,949.63, 16,420.18 and 3,552.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.63 : 16,420.18 = 3,552.30 : x
2. Step 2: Convert to fraction form
   10,949.63/16,420.18 = 3,552.30/x
3. Step 3: Cross multiply
   10,949.63x = 16,420.18 × 3,552.30
4. Step 4: Simplify right side
   10,949.63x = 58,329,405.41
5. Step 5: Solve for x
   x = 58,329,405.41/10,949.63
6. Step 6: Final answer
   x = 5,327.07