Finding the Fourth Proportional to 22,382.33, 30,885.59 and 12,311.19

Step by Step Solution

1. Step 1: Write the proportion equation
   22,382.33 : 30,885.59 = 12,311.19 : x
2. Step 2: Convert to fraction form
   22,382.33/30,885.59 = 12,311.19/x
3. Step 3: Cross multiply
   22,382.33x = 30,885.59 × 12,311.19
4. Step 4: Simplify right side
   22,382.33x = 380,238,397.53
5. Step 5: Solve for x
   x = 380,238,397.53/22,382.33
6. Step 6: Final answer
   x = 16,988.33