Finding the Fourth Proportional to 11,039.42, 16,557.60 and 3,643.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.42 : 16,557.60 = 3,643.04 : x
2. Step 2: Convert to fraction form
   11,039.42/16,557.60 = 3,643.04/x
3. Step 3: Cross multiply
   11,039.42x = 16,557.60 × 3,643.04
4. Step 4: Simplify right side
   11,039.42x = 60,319,999.10
5. Step 5: Solve for x
   x = 60,319,999.10/11,039.42
6. Step 6: Final answer
   x = 5,464.06