Finding the Fourth Proportional to 11,073.63, 16,607.61 and 3,280.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,073.63 : 16,607.61 = 3,280.62 : x
2. Step 2: Convert to fraction form
   11,073.63/16,607.61 = 3,280.62/x
3. Step 3: Cross multiply
   11,073.63x = 16,607.61 × 3,280.62
4. Step 4: Simplify right side
   11,073.63x = 54,483,257.52
5. Step 5: Solve for x
   x = 54,483,257.52/11,073.63
6. Step 6: Final answer
   x = 4,920.09