Finding the Fourth Proportional to 16,470.83, 22,729.92 and 8,917.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,470.83 : 22,729.92 = 8,917.32 : x
2. Step 2: Convert to fraction form
   16,470.83/22,729.92 = 8,917.32/x
3. Step 3: Cross multiply
   16,470.83x = 22,729.92 × 8,917.32
4. Step 4: Simplify right side
   16,470.83x = 202,689,855.31
5. Step 5: Solve for x
   x = 202,689,855.31/16,470.83
6. Step 6: Final answer
   x = 12,305.99