Finding the Fourth Proportional to 22,340.48, 30,829.92 and 12,404.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,340.48 : 30,829.92 = 12,404.48 : x
2. Step 2: Convert to fraction form
   22,340.48/30,829.92 = 12,404.48/x
3. Step 3: Cross multiply
   22,340.48x = 30,829.92 × 12,404.48
4. Step 4: Simplify right side
   22,340.48x = 382,429,126.04
5. Step 5: Solve for x
   x = 382,429,126.04/22,340.48
6. Step 6: Final answer
   x = 17,118.21