Finding the Fourth Proportional to 5,538.43, 7,649.67 and 4,043.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,538.43 : 7,649.67 = 4,043.98 : x
2. Step 2: Convert to fraction form
   5,538.43/7,649.67 = 4,043.98/x
3. Step 3: Cross multiply
   5,538.43x = 7,649.67 × 4,043.98
4. Step 4: Simplify right side
   5,538.43x = 30,935,112.49
5. Step 5: Solve for x
   x = 30,935,112.49/5,538.43
6. Step 6: Final answer
   x = 5,585.54