Finding the Fourth Proportional to 11,010.73, 16,517.81 and 3,613.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,010.73 : 16,517.81 = 3,613.50 : x
2. Step 2: Convert to fraction form
   11,010.73/16,517.81 = 3,613.50/x
3. Step 3: Cross multiply
   11,010.73x = 16,517.81 × 3,613.50
4. Step 4: Simplify right side
   11,010.73x = 59,687,115.47
5. Step 5: Solve for x
   x = 59,687,115.47/11,010.73
6. Step 6: Final answer
   x = 5,420.81