Finding the Fourth Proportional to 3,635.06, 5,444.39 and 3,553.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.06 : 5,444.39 = 3,553.05 : x
2. Step 2: Convert to fraction form
   3,635.06/5,444.39 = 3,553.05/x
3. Step 3: Cross multiply
   3,635.06x = 5,444.39 × 3,553.05
4. Step 4: Simplify right side
   3,635.06x = 19,344,189.89
5. Step 5: Solve for x
   x = 19,344,189.89/3,635.06
6. Step 6: Final answer
   x = 5,321.56