Finding the Fourth Proportional to 3,387.18, 5,082.72 and 1,827.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,387.18 : 5,082.72 = 1,827.18 : x
2. Step 2: Convert to fraction form
   3,387.18/5,082.72 = 1,827.18/x
3. Step 3: Cross multiply
   3,387.18x = 5,082.72 × 1,827.18
4. Step 4: Simplify right side
   3,387.18x = 9,287,044.33
5. Step 5: Solve for x
   x = 9,287,044.33/3,387.18
6. Step 6: Final answer
   x = 2,741.82