Finding the Fourth Proportional to 3,740.76, 5,162.19 and 2,039.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,740.76 : 5,162.19 = 2,039.28 : x
2. Step 2: Convert to fraction form
   3,740.76/5,162.19 = 2,039.28/x
3. Step 3: Cross multiply
   3,740.76x = 5,162.19 × 2,039.28
4. Step 4: Simplify right side
   3,740.76x = 10,527,150.82
5. Step 5: Solve for x
   x = 10,527,150.82/3,740.76
6. Step 6: Final answer
   x = 2,814.17