Finding the Fourth Proportional to 5,538.05, 7,649.82 and 4,105.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,538.05 : 7,649.82 = 4,105.34 : x
2. Step 2: Convert to fraction form
   5,538.05/7,649.82 = 4,105.34/x
3. Step 3: Cross multiply
   5,538.05x = 7,649.82 × 4,105.34
4. Step 4: Simplify right side
   5,538.05x = 31,405,112.04
5. Step 5: Solve for x
   x = 31,405,112.04/5,538.05
6. Step 6: Final answer
   x = 5,670.79