Finding the Fourth Proportional to 8,234.00, 12,349.72 and 2,686.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,234.00 : 12,349.72 = 2,686.12 : x
2. Step 2: Convert to fraction form
   8,234.00/12,349.72 = 2,686.12/x
3. Step 3: Cross multiply
   8,234.00x = 12,349.72 × 2,686.12
4. Step 4: Simplify right side
   8,234.00x = 33,172,812.94
5. Step 5: Solve for x
   x = 33,172,812.94/8,234.00
6. Step 6: Final answer
   x = 4,028.76