Finding the Fourth Proportional to 5,540.58, 8,287.98 and 5,053.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,540.58 : 8,287.98 = 5,053.92 : x
2. Step 2: Convert to fraction form
   5,540.58/8,287.98 = 5,053.92/x
3. Step 3: Cross multiply
   5,540.58x = 8,287.98 × 5,053.92
4. Step 4: Simplify right side
   5,540.58x = 41,886,787.88
5. Step 5: Solve for x
   x = 41,886,787.88/5,540.58
6. Step 6: Final answer
   x = 7,560.00