Finding the Fourth Proportional to 2,713.70, 3,743.72 and 2,083.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.70 : 3,743.72 = 2,083.12 : x
2. Step 2: Convert to fraction form
   2,713.70/3,743.72 = 2,083.12/x
3. Step 3: Cross multiply
   2,713.70x = 3,743.72 × 2,083.12
4. Step 4: Simplify right side
   2,713.70x = 7,798,606.04
5. Step 5: Solve for x
   x = 7,798,606.04/2,713.70
6. Step 6: Final answer
   x = 2,873.79