Finding the Fourth Proportional to 9,422.24, 13,003.82 and 5,230.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,422.24 : 13,003.82 = 5,230.76 : x
2. Step 2: Convert to fraction form
   9,422.24/13,003.82 = 5,230.76/x
3. Step 3: Cross multiply
   9,422.24x = 13,003.82 × 5,230.76
4. Step 4: Simplify right side
   9,422.24x = 68,019,861.50
5. Step 5: Solve for x
   x = 68,019,861.50/9,422.24
6. Step 6: Final answer
   x = 7,219.08