Finding the Fourth Proportional to 3,756.82, 5,184.32 and 2,078.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,756.82 : 5,184.32 = 2,078.19 : x
2. Step 2: Convert to fraction form
   3,756.82/5,184.32 = 2,078.19/x
3. Step 3: Cross multiply
   3,756.82x = 5,184.32 × 2,078.19
4. Step 4: Simplify right side
   3,756.82x = 10,774,003.28
5. Step 5: Solve for x
   x = 10,774,003.28/3,756.82
6. Step 6: Final answer
   x = 2,867.85