Finding the Fourth Proportional to 22,185.09, 30,615.27 and 12,113.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,185.09 : 30,615.27 = 12,113.53 : x
2. Step 2: Convert to fraction form
   22,185.09/30,615.27 = 12,113.53/x
3. Step 3: Cross multiply
   22,185.09x = 30,615.27 × 12,113.53
4. Step 4: Simplify right side
   22,185.09x = 370,858,960.49
5. Step 5: Solve for x
   x = 370,858,960.49/22,185.09
6. Step 6: Final answer
   x = 16,716.58