Finding the Fourth Proportional to 16,279.83, 22,467.32 and 9,206.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,279.83 : 22,467.32 = 9,206.31 : x
2. Step 2: Convert to fraction form
   16,279.83/22,467.32 = 9,206.31/x
3. Step 3: Cross multiply
   16,279.83x = 22,467.32 × 9,206.31
4. Step 4: Simplify right side
   16,279.83x = 206,841,066.76
5. Step 5: Solve for x
   x = 206,841,066.76/16,279.83
6. Step 6: Final answer
   x = 12,705.36