Finding the Fourth Proportional to 2,753.05, 4,131.60 and 1,828.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,753.05 : 4,131.60 = 1,828.30 : x
2. Step 2: Convert to fraction form
   2,753.05/4,131.60 = 1,828.30/x
3. Step 3: Cross multiply
   2,753.05x = 4,131.60 × 1,828.30
4. Step 4: Simplify right side
   2,753.05x = 7,553,804.28
5. Step 5: Solve for x
   x = 7,553,804.28/2,753.05
6. Step 6: Final answer
   x = 2,743.79