Finding the Fourth Proportional to 3,650.74, 5,036.79 and 2,077.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,650.74 : 5,036.79 = 2,077.72 : x
2. Step 2: Convert to fraction form
   3,650.74/5,036.79 = 2,077.72/x
3. Step 3: Cross multiply
   3,650.74x = 5,036.79 × 2,077.72
4. Step 4: Simplify right side
   3,650.74x = 10,465,039.32
5. Step 5: Solve for x
   x = 10,465,039.32/3,650.74
6. Step 6: Final answer
   x = 2,866.55