Finding the Fourth Proportional to 16,054.56, 22,155.58 and 8,980.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,054.56 : 22,155.58 = 8,980.92 : x
2. Step 2: Convert to fraction form
   16,054.56/22,155.58 = 8,980.92/x
3. Step 3: Cross multiply
   16,054.56x = 22,155.58 × 8,980.92
4. Step 4: Simplify right side
   16,054.56x = 198,977,491.53
5. Step 5: Solve for x
   x = 198,977,491.53/16,054.56
6. Step 6: Final answer
   x = 12,393.83