Finding the Fourth Proportional to 22,452.56, 30,983.82 and 12,381.19

Step by Step Solution

1. Step 1: Write the proportion equation
   22,452.56 : 30,983.82 = 12,381.19 : x
2. Step 2: Convert to fraction form
   22,452.56/30,983.82 = 12,381.19/x
3. Step 3: Cross multiply
   22,452.56x = 30,983.82 × 12,381.19
4. Step 4: Simplify right side
   22,452.56x = 383,616,438.46
5. Step 5: Solve for x
   x = 383,616,438.46/22,452.56
6. Step 6: Final answer
   x = 17,085.64