Finding the Fourth Proportional to 5,575.88, 8,367.89 and 4,493.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,575.88 : 8,367.89 = 4,493.31 : x
2. Step 2: Convert to fraction form
   5,575.88/8,367.89 = 4,493.31/x
3. Step 3: Cross multiply
   5,575.88x = 8,367.89 × 4,493.31
4. Step 4: Simplify right side
   5,575.88x = 37,599,501.35
5. Step 5: Solve for x
   x = 37,599,501.35/5,575.88
6. Step 6: Final answer
   x = 6,743.25