Finding the Fourth Proportional to 2,826.10, 4,237.24 and 1,092.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.10 : 4,237.24 = 1,092.70 : x
2. Step 2: Convert to fraction form
   2,826.10/4,237.24 = 1,092.70/x
3. Step 3: Cross multiply
   2,826.10x = 4,237.24 × 1,092.70
4. Step 4: Simplify right side
   2,826.10x = 4,630,032.15
5. Step 5: Solve for x
   x = 4,630,032.15/2,826.10
6. Step 6: Final answer
   x = 1,638.31