Finding the Fourth Proportional to 2,262.48, 3,393.78 and 1,092.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262.48 : 3,393.78 = 1,092.30 : x
2. Step 2: Convert to fraction form
   2,262.48/3,393.78 = 1,092.30/x
3. Step 3: Cross multiply
   2,262.48x = 3,393.78 × 1,092.30
4. Step 4: Simplify right side
   2,262.48x = 3,707,025.89
5. Step 5: Solve for x
   x = 3,707,025.89/2,262.48
6. Step 6: Final answer
   x = 1,638.48