Finding the Fourth Proportional to 1,819.16, 2,730.71 and 1,456.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.16 : 2,730.71 = 1,456.18 : x
2. Step 2: Convert to fraction form
   1,819.16/2,730.71 = 1,456.18/x
3. Step 3: Cross multiply
   1,819.16x = 2,730.71 × 1,456.18
4. Step 4: Simplify right side
   1,819.16x = 3,976,402.10
5. Step 5: Solve for x
   x = 3,976,402.10/1,819.16
6. Step 6: Final answer
   x = 2,185.85