Finding the Fourth Proportional to 2,042.02, 3,068.52 and 1,118.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.02 : 3,068.52 = 1,118.26 : x
2. Step 2: Convert to fraction form
   2,042.02/3,068.52 = 1,118.26/x
3. Step 3: Cross multiply
   2,042.02x = 3,068.52 × 1,118.26
4. Step 4: Simplify right side
   2,042.02x = 3,431,403.18
5. Step 5: Solve for x
   x = 3,431,403.18/2,042.02
6. Step 6: Final answer
   x = 1,680.40