Finding the Fourth Proportional to 3,677.27, 5,074.38 and 2,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.27 : 5,074.38 = 2,105.06 : x
2. Step 2: Convert to fraction form
   3,677.27/5,074.38 = 2,105.06/x
3. Step 3: Cross multiply
   3,677.27x = 5,074.38 × 2,105.06
4. Step 4: Simplify right side
   3,677.27x = 10,681,848.99
5. Step 5: Solve for x
   x = 10,681,848.99/3,677.27
6. Step 6: Final answer
   x = 2,904.84