Finding the Fourth Proportional to 2,798.27, 4,196.94 and 1,042.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,798.27 : 4,196.94 = 1,042.86 : x
2. Step 2: Convert to fraction form
   2,798.27/4,196.94 = 1,042.86/x
3. Step 3: Cross multiply
   2,798.27x = 4,196.94 × 1,042.86
4. Step 4: Simplify right side
   2,798.27x = 4,376,799.86
5. Step 5: Solve for x
   x = 4,376,799.86/2,798.27
6. Step 6: Final answer
   x = 1,564.11