Finding the Fourth Proportional to 2,810.46, 4,208.50 and 2,727.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810.46 : 4,208.50 = 2,727.31 : x
2. Step 2: Convert to fraction form
   2,810.46/4,208.50 = 2,727.31/x
3. Step 3: Cross multiply
   2,810.46x = 4,208.50 × 2,727.31
4. Step 4: Simplify right side
   2,810.46x = 11,477,870.50
5. Step 5: Solve for x
   x = 11,477,870.50/2,810.46
6. Step 6: Final answer
   x = 4,083.99