Finding the Fourth Proportional to 2,642.82, 3,955.96 and 2,059.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.82 : 3,955.96 = 2,059.48 : x
2. Step 2: Convert to fraction form
   2,642.82/3,955.96 = 2,059.48/x
3. Step 3: Cross multiply
   2,642.82x = 3,955.96 × 2,059.48
4. Step 4: Simplify right side
   2,642.82x = 8,147,220.50
5. Step 5: Solve for x
   x = 8,147,220.50/2,642.82
6. Step 6: Final answer
   x = 3,082.78