Finding the Fourth Proportional to 2,042.16, 3,060.81 and 742.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.16 : 3,060.81 = 742.11 : x
2. Step 2: Convert to fraction form
   2,042.16/3,060.81 = 742.11/x
3. Step 3: Cross multiply
   2,042.16x = 3,060.81 × 742.11
4. Step 4: Simplify right side
   2,042.16x = 2,271,457.71
5. Step 5: Solve for x
   x = 2,271,457.71/2,042.16
6. Step 6: Final answer
   x = 1,112.28