Finding the Fourth Proportional to 22,454.22, 30,988.59 and 12,383.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,454.22 : 30,988.59 = 12,383.58 : x
2. Step 2: Convert to fraction form
   22,454.22/30,988.59 = 12,383.58/x
3. Step 3: Cross multiply
   22,454.22x = 30,988.59 × 12,383.58
4. Step 4: Simplify right side
   22,454.22x = 383,749,683.35
5. Step 5: Solve for x
   x = 383,749,683.35/22,454.22
6. Step 6: Final answer
   x = 17,090.31