Finding the Fourth Proportional to 12,091.91, 16,686.35 and 6,714.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091.91 : 16,686.35 = 6,714.62 : x
2. Step 2: Convert to fraction form
   12,091.91/16,686.35 = 6,714.62/x
3. Step 3: Cross multiply
   12,091.91x = 16,686.35 × 6,714.62
4. Step 4: Simplify right side
   12,091.91x = 112,042,554.89
5. Step 5: Solve for x
   x = 112,042,554.89/12,091.91
6. Step 6: Final answer
   x = 9,265.91