Finding the Fourth Proportional to 16,078.59, 22,188.56 and 9,005.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,078.59 : 22,188.56 = 9,005.00 : x
2. Step 2: Convert to fraction form
   16,078.59/22,188.56 = 9,005.00/x
3. Step 3: Cross multiply
   16,078.59x = 22,188.56 × 9,005.00
4. Step 4: Simplify right side
   16,078.59x = 199,807,826.83
5. Step 5: Solve for x
   x = 199,807,826.83/16,078.59
6. Step 6: Final answer
   x = 12,426.95