Finding the Fourth Proportional to 1,819.89, 2,511.33 and 1,073.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.89 : 2,511.33 = 1,073.88 : x
2. Step 2: Convert to fraction form
   1,819.89/2,511.33 = 1,073.88/x
3. Step 3: Cross multiply
   1,819.89x = 2,511.33 × 1,073.88
4. Step 4: Simplify right side
   1,819.89x = 2,696,849.13
5. Step 5: Solve for x
   x = 2,696,849.13/1,819.89
6. Step 6: Final answer
   x = 1,481.88