Finding the Fourth Proportional to 2,253.42, 3,380.42 and 848.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253.42 : 3,380.42 = 848.29 : x
2. Step 2: Convert to fraction form
   2,253.42/3,380.42 = 848.29/x
3. Step 3: Cross multiply
   2,253.42x = 3,380.42 × 848.29
4. Step 4: Simplify right side
   2,253.42x = 2,867,576.48
5. Step 5: Solve for x
   x = 2,867,576.48/2,253.42
6. Step 6: Final answer
   x = 1,272.54