Finding the Fourth Proportional to 5,543.24, 7,650.72 and 3,553.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,543.24 : 7,650.72 = 3,553.74 : x
2. Step 2: Convert to fraction form
   5,543.24/7,650.72 = 3,553.74/x
3. Step 3: Cross multiply
   5,543.24x = 7,650.72 × 3,553.74
4. Step 4: Simplify right side
   5,543.24x = 27,188,669.69
5. Step 5: Solve for x
   x = 27,188,669.69/5,543.24
6. Step 6: Final answer
   x = 4,904.84