Finding the Fourth Proportional to 4,800.82, 7,189.71 and 2,744.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,800.82 : 7,189.71 = 2,744.50 : x
2. Step 2: Convert to fraction form
   4,800.82/7,189.71 = 2,744.50/x
3. Step 3: Cross multiply
   4,800.82x = 7,189.71 × 2,744.50
4. Step 4: Simplify right side
   4,800.82x = 19,732,159.10
5. Step 5: Solve for x
   x = 19,732,159.10/4,800.82
6. Step 6: Final answer
   x = 4,110.16