Finding the Fourth Proportional to 11,073.79, 16,613.49 and 3,678.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,073.79 : 16,613.49 = 3,678.29 : x
2. Step 2: Convert to fraction form
   11,073.79/16,613.49 = 3,678.29/x
3. Step 3: Cross multiply
   11,073.79x = 16,613.49 × 3,678.29
4. Step 4: Simplify right side
   11,073.79x = 61,109,227.16
5. Step 5: Solve for x
   x = 61,109,227.16/11,073.79
6. Step 6: Final answer
   x = 5,518.37