Finding the Fourth Proportional to 5,570.55, 8,292.15 and 5,487.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,570.55 : 8,292.15 = 5,487.53 : x
2. Step 2: Convert to fraction form
   5,570.55/8,292.15 = 5,487.53/x
3. Step 3: Cross multiply
   5,570.55x = 8,292.15 × 5,487.53
4. Step 4: Simplify right side
   5,570.55x = 45,503,380.43
5. Step 5: Solve for x
   x = 45,503,380.43/5,570.55
6. Step 6: Final answer
   x = 8,168.56