Finding the Fourth Proportional to 22,849.48, 31,530.22 and 13,289.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,849.48 : 31,530.22 = 13,289.46 : x
2. Step 2: Convert to fraction form
   22,849.48/31,530.22 = 13,289.46/x
3. Step 3: Cross multiply
   22,849.48x = 31,530.22 × 13,289.46
4. Step 4: Simplify right side
   22,849.48x = 419,019,597.48
5. Step 5: Solve for x
   x = 419,019,597.48/22,849.48
6. Step 6: Final answer
   x = 18,338.26