Finding the Fourth Proportional to 3,709.25, 5,118.78 and 2,053.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,709.25 : 5,118.78 = 2,053.25 : x
2. Step 2: Convert to fraction form
   3,709.25/5,118.78 = 2,053.25/x
3. Step 3: Cross multiply
   3,709.25x = 5,118.78 × 2,053.25
4. Step 4: Simplify right side
   3,709.25x = 10,510,135.04
5. Step 5: Solve for x
   x = 10,510,135.04/3,709.25
6. Step 6: Final answer
   x = 2,833.49