Finding the Fourth Proportional to 12,818.32, 17,694.06 and 7,514.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,818.32 : 17,694.06 = 7,514.86 : x
2. Step 2: Convert to fraction form
   12,818.32/17,694.06 = 7,514.86/x
3. Step 3: Cross multiply
   12,818.32x = 17,694.06 × 7,514.86
4. Step 4: Simplify right side
   12,818.32x = 132,968,383.73
5. Step 5: Solve for x
   x = 132,968,383.73/12,818.32
6. Step 6: Final answer
   x = 10,373.31