Finding the Fourth Proportional to 5,475.37, 7,558.43 and 3,994.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,475.37 : 7,558.43 = 3,994.59 : x
2. Step 2: Convert to fraction form
   5,475.37/7,558.43 = 3,994.59/x
3. Step 3: Cross multiply
   5,475.37x = 7,558.43 × 3,994.59
4. Step 4: Simplify right side
   5,475.37x = 30,192,828.89
5. Step 5: Solve for x
   x = 30,192,828.89/5,475.37
6. Step 6: Final answer
   x = 5,514.30