Finding the Fourth Proportional to 11,035.51, 16,549.75 and 3,638.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,035.51 : 16,549.75 = 3,638.59 : x
2. Step 2: Convert to fraction form
   11,035.51/16,549.75 = 3,638.59/x
3. Step 3: Cross multiply
   11,035.51x = 16,549.75 × 3,638.59
4. Step 4: Simplify right side
   11,035.51x = 60,217,754.85
5. Step 5: Solve for x
   x = 60,217,754.85/11,035.51
6. Step 6: Final answer
   x = 5,456.73