Finding the Fourth Proportional to 5,540.33, 7,646.31 and 4,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,540.33 : 7,646.31 = 4,047.50 : x
2. Step 2: Convert to fraction form
   5,540.33/7,646.31 = 4,047.50/x
3. Step 3: Cross multiply
   5,540.33x = 7,646.31 × 4,047.50
4. Step 4: Simplify right side
   5,540.33x = 30,948,458.84
5. Step 5: Solve for x
   x = 30,948,458.84/5,540.33
6. Step 6: Final answer
   x = 5,586.03