Finding the Fourth Proportional to 2,492.91, 3,740.27 and 1,105.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492.91 : 3,740.27 = 1,105.43 : x
2. Step 2: Convert to fraction form
   2,492.91/3,740.27 = 1,105.43/x
3. Step 3: Cross multiply
   2,492.91x = 3,740.27 × 1,105.43
4. Step 4: Simplify right side
   2,492.91x = 4,134,582.44
5. Step 5: Solve for x
   x = 4,134,582.44/2,492.91
6. Step 6: Final answer
   x = 1,658.54