Finding the Fourth Proportional to 5,530.50, 8,287.04 and 3,862.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,530.50 : 8,287.04 = 3,862.98 : x
2. Step 2: Convert to fraction form
   5,530.50/8,287.04 = 3,862.98/x
3. Step 3: Cross multiply
   5,530.50x = 8,287.04 × 3,862.98
4. Step 4: Simplify right side
   5,530.50x = 32,012,669.78
5. Step 5: Solve for x
   x = 32,012,669.78/5,530.50
6. Step 6: Final answer
   x = 5,788.39