Finding the Fourth Proportional to 22,454.82, 30,987.89 and 12,383.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,454.82 : 30,987.89 = 12,383.68 : x
2. Step 2: Convert to fraction form
   22,454.82/30,987.89 = 12,383.68/x
3. Step 3: Cross multiply
   22,454.82x = 30,987.89 × 12,383.68
4. Step 4: Simplify right side
   22,454.82x = 383,744,113.64
5. Step 5: Solve for x
   x = 383,744,113.64/22,454.82
6. Step 6: Final answer
   x = 17,089.61