Finding the Fourth Proportional to 16,322.76, 22,514.67 and 12,779.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,322.76 : 22,514.67 = 12,779.82 : x
2. Step 2: Convert to fraction form
   16,322.76/22,514.67 = 12,779.82/x
3. Step 3: Cross multiply
   16,322.76x = 22,514.67 × 12,779.82
4. Step 4: Simplify right side
   16,322.76x = 287,733,429.96
5. Step 5: Solve for x
   x = 287,733,429.96/16,322.76
6. Step 6: Final answer
   x = 17,627.74