Finding the Fourth Proportional to 3,755.79, 5,182.78 and 2,077.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,755.79 : 5,182.78 = 2,077.10 : x
2. Step 2: Convert to fraction form
   3,755.79/5,182.78 = 2,077.10/x
3. Step 3: Cross multiply
   3,755.79x = 5,182.78 × 2,077.10
4. Step 4: Simplify right side
   3,755.79x = 10,765,126.42
5. Step 5: Solve for x
   x = 10,765,126.42/3,755.79
6. Step 6: Final answer
   x = 2,866.27