Finding the Fourth Proportional to 16,180.58, 24,229.55 and 12,898.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,180.58 : 24,229.55 = 12,898.46 : x
2. Step 2: Convert to fraction form
   16,180.58/24,229.55 = 12,898.46/x
3. Step 3: Cross multiply
   16,180.58x = 24,229.55 × 12,898.46
4. Step 4: Simplify right side
   16,180.58x = 312,523,974.31
5. Step 5: Solve for x
   x = 312,523,974.31/16,180.58
6. Step 6: Final answer
   x = 19,314.75