Finding the Fourth Proportional to 16,542.06, 22,830.78 and 12,080.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,542.06 : 22,830.78 = 12,080.58 : x
2. Step 2: Convert to fraction form
   16,542.06/22,830.78 = 12,080.58/x
3. Step 3: Cross multiply
   16,542.06x = 22,830.78 × 12,080.58
4. Step 4: Simplify right side
   16,542.06x = 275,809,064.25
5. Step 5: Solve for x
   x = 275,809,064.25/16,542.06
6. Step 6: Final answer
   x = 16,673.20