Finding the Fourth Proportional to 16,053.44, 22,150.56 and 8,980.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,053.44 : 22,150.56 = 8,980.16 : x
2. Step 2: Convert to fraction form
   16,053.44/22,150.56 = 8,980.16/x
3. Step 3: Cross multiply
   16,053.44x = 22,150.56 × 8,980.16
4. Step 4: Simplify right side
   16,053.44x = 198,915,572.89
5. Step 5: Solve for x
   x = 198,915,572.89/16,053.44
6. Step 6: Final answer
   x = 12,390.84