Finding the Fourth Proportional to 7,223.02, 9,967.25 and 4,238.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,223.02 : 9,967.25 = 4,238.45 : x
2. Step 2: Convert to fraction form
   7,223.02/9,967.25 = 4,238.45/x
3. Step 3: Cross multiply
   7,223.02x = 9,967.25 × 4,238.45
4. Step 4: Simplify right side
   7,223.02x = 42,245,716.93
5. Step 5: Solve for x
   x = 42,245,716.93/7,223.02
6. Step 6: Final answer
   x = 5,848.76