Finding the Fourth Proportional to 11,008.63, 16,514.04 and 3,613.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,008.63 : 16,514.04 = 3,613.12 : x
2. Step 2: Convert to fraction form
   11,008.63/16,514.04 = 3,613.12/x
3. Step 3: Cross multiply
   11,008.63x = 16,514.04 × 3,613.12
4. Step 4: Simplify right side
   11,008.63x = 59,667,208.20
5. Step 5: Solve for x
   x = 59,667,208.20/11,008.63
6. Step 6: Final answer
   x = 5,420.04