Finding the Fourth Proportional to 12,059.82, 16,641.81 and 6,682.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059.82 : 16,641.81 = 6,682.05 : x
2. Step 2: Convert to fraction form
   12,059.82/16,641.81 = 6,682.05/x
3. Step 3: Cross multiply
   12,059.82x = 16,641.81 × 6,682.05
4. Step 4: Simplify right side
   12,059.82x = 111,201,406.51
5. Step 5: Solve for x
   x = 111,201,406.51/12,059.82
6. Step 6: Final answer
   x = 9,220.82