Finding the Fourth Proportional to 1,479.96, 2,042.12 and 983.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479.96 : 2,042.12 = 983.33 : x
2. Step 2: Convert to fraction form
   1,479.96/2,042.12 = 983.33/x
3. Step 3: Cross multiply
   1,479.96x = 2,042.12 × 983.33
4. Step 4: Simplify right side
   1,479.96x = 2,008,077.86
5. Step 5: Solve for x
   x = 2,008,077.86/1,479.96
6. Step 6: Final answer
   x = 1,356.85