Finding the Fourth Proportional to 2,826.52, 4,238.17 and 1,160.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.52 : 4,238.17 = 1,160.17 : x
2. Step 2: Convert to fraction form
   2,826.52/4,238.17 = 1,160.17/x
3. Step 3: Cross multiply
   2,826.52x = 4,238.17 × 1,160.17
4. Step 4: Simplify right side
   2,826.52x = 4,917,014.56
5. Step 5: Solve for x
   x = 4,917,014.56/2,826.52
6. Step 6: Final answer
   x = 1,739.60