Finding the Fourth Proportional to 2,879.82, 4,320.42 and 932.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,879.82 : 4,320.42 = 932.03 : x
2. Step 2: Convert to fraction form
   2,879.82/4,320.42 = 932.03/x
3. Step 3: Cross multiply
   2,879.82x = 4,320.42 × 932.03
4. Step 4: Simplify right side
   2,879.82x = 4,026,751.32
5. Step 5: Solve for x
   x = 4,026,751.32/2,879.82
6. Step 6: Final answer
   x = 1,398.26