Finding the Fourth Proportional to 22,112.32, 30,514.40 and 12,176.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,112.32 : 30,514.40 = 12,176.32 : x
2. Step 2: Convert to fraction form
   22,112.32/30,514.40 = 12,176.32/x
3. Step 3: Cross multiply
   22,112.32x = 30,514.40 × 12,176.32
4. Step 4: Simplify right side
   22,112.32x = 371,553,099.01
5. Step 5: Solve for x
   x = 371,553,099.01/22,112.32
6. Step 6: Final answer
   x = 16,802.99