Finding the Fourth Proportional to 3,756.17, 5,183.30 and 2,077.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,756.17 : 5,183.30 = 2,077.47 : x
2. Step 2: Convert to fraction form
   3,756.17/5,183.30 = 2,077.47/x
3. Step 3: Cross multiply
   3,756.17x = 5,183.30 × 2,077.47
4. Step 4: Simplify right side
   3,756.17x = 10,768,150.25
5. Step 5: Solve for x
   x = 10,768,150.25/3,756.17
6. Step 6: Final answer
   x = 2,866.79