Finding the Fourth Proportional to 1,363.29, 2,042.33 and 1,117.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.29 : 2,042.33 = 1,117.83 : x
2. Step 2: Convert to fraction form
   1,363.29/2,042.33 = 1,117.83/x
3. Step 3: Cross multiply
   1,363.29x = 2,042.33 × 1,117.83
4. Step 4: Simplify right side
   1,363.29x = 2,282,972.15
5. Step 5: Solve for x
   x = 2,282,972.15/1,363.29
6. Step 6: Final answer
   x = 1,674.60