Finding the Fourth Proportional to 2,736.13, 3,777.67 and 2,105.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.13 : 3,777.67 = 2,105.54 : x
2. Step 2: Convert to fraction form
   2,736.13/3,777.67 = 2,105.54/x
3. Step 3: Cross multiply
   2,736.13x = 3,777.67 × 2,105.54
4. Step 4: Simplify right side
   2,736.13x = 7,954,035.29
5. Step 5: Solve for x
   x = 7,954,035.29/2,736.13
6. Step 6: Final answer
   x = 2,907.04