Finding the Fourth Proportional to 1,482.91, 2,046.33 and 819.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,482.91 : 2,046.33 = 819.72 : x
2. Step 2: Convert to fraction form
   1,482.91/2,046.33 = 819.72/x
3. Step 3: Cross multiply
   1,482.91x = 2,046.33 × 819.72
4. Step 4: Simplify right side
   1,482.91x = 1,677,417.63
5. Step 5: Solve for x
   x = 1,677,417.63/1,482.91
6. Step 6: Final answer
   x = 1,131.17