Finding the Fourth Proportional to 22,105.12, 30,506.52 and 12,673.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,105.12 : 30,506.52 = 12,673.84 : x
2. Step 2: Convert to fraction form
   22,105.12/30,506.52 = 12,673.84/x
3. Step 3: Cross multiply
   22,105.12x = 30,506.52 × 12,673.84
4. Step 4: Simplify right side
   22,105.12x = 386,634,753.44
5. Step 5: Solve for x
   x = 386,634,753.44/22,105.12
6. Step 6: Final answer
   x = 17,490.73