Finding the Fourth Proportional to 2,162.78, 3,244.63 and 701.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.78 : 3,244.63 = 701.82 : x
2. Step 2: Convert to fraction form
   2,162.78/3,244.63 = 701.82/x
3. Step 3: Cross multiply
   2,162.78x = 3,244.63 × 701.82
4. Step 4: Simplify right side
   2,162.78x = 2,277,150.28
5. Step 5: Solve for x
   x = 2,277,150.28/2,162.78
6. Step 6: Final answer
   x = 1,052.88