Finding the Fourth Proportional to 2,703.33, 4,053.77 and 2,618.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,703.33 : 4,053.77 = 2,618.28 : x
2. Step 2: Convert to fraction form
   2,703.33/4,053.77 = 2,618.28/x
3. Step 3: Cross multiply
   2,703.33x = 4,053.77 × 2,618.28
4. Step 4: Simplify right side
   2,703.33x = 10,613,891.82
5. Step 5: Solve for x
   x = 10,613,891.82/2,703.33
6. Step 6: Final answer
   x = 3,926.23