Finding the Fourth Proportional to 16,018.59, 22,106.88 and 11,789.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,018.59 : 22,106.88 = 11,789.02 : x
2. Step 2: Convert to fraction form
   16,018.59/22,106.88 = 11,789.02/x
3. Step 3: Cross multiply
   16,018.59x = 22,106.88 × 11,789.02
4. Step 4: Simplify right side
   16,018.59x = 260,618,280.98
5. Step 5: Solve for x
   x = 260,618,280.98/16,018.59
6. Step 6: Final answer
   x = 16,269.74