Finding the Fourth Proportional to 22,111.48, 30,512.46 and 12,175.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.48 : 30,512.46 = 12,175.48 : x
2. Step 2: Convert to fraction form
   22,111.48/30,512.46 = 12,175.48/x
3. Step 3: Cross multiply
   22,111.48x = 30,512.46 × 12,175.48
4. Step 4: Simplify right side
   22,111.48x = 371,503,846.48
5. Step 5: Solve for x
   x = 371,503,846.48/22,111.48
6. Step 6: Final answer
   x = 16,801.40