Finding the Fourth Proportional to 13,059.75, 18,022.83 and 7,682.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,059.75 : 18,022.83 = 7,682.59 : x
2. Step 2: Convert to fraction form
   13,059.75/18,022.83 = 7,682.59/x
3. Step 3: Cross multiply
   13,059.75x = 18,022.83 × 7,682.59
4. Step 4: Simplify right side
   13,059.75x = 138,461,949.08
5. Step 5: Solve for x
   x = 138,461,949.08/13,059.75
6. Step 6: Final answer
   x = 10,602.19