Finding the Fourth Proportional to 2,042.96, 2,819.29 and 1,192.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.96 : 2,819.29 = 1,192.71 : x
2. Step 2: Convert to fraction form
   2,042.96/2,819.29 = 1,192.71/x
3. Step 3: Cross multiply
   2,042.96x = 2,819.29 × 1,192.71
4. Step 4: Simplify right side
   2,042.96x = 3,362,595.38
5. Step 5: Solve for x
   x = 3,362,595.38/2,042.96
6. Step 6: Final answer
   x = 1,645.94