Finding the Fourth Proportional to 7,369.50, 10,170 and 4,225.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,369.50 : 10,170 = 4,225.98 : x
2. Step 2: Convert to fraction form
   7,369.50/10,170 = 4,225.98/x
3. Step 3: Cross multiply
   7,369.50x = 10,170 × 4,225.98
4. Step 4: Simplify right side
   7,369.50x = 42,978,216.60
5. Step 5: Solve for x
   x = 42,978,216.60/7,369.50
6. Step 6: Final answer
   x = 5,831.90