Finding the Fourth Proportional to 3,123.92, 4,682.82 and 1,148.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.92 : 4,682.82 = 1,148.96 : x
2. Step 2: Convert to fraction form
   3,123.92/4,682.82 = 1,148.96/x
3. Step 3: Cross multiply
   3,123.92x = 4,682.82 × 1,148.96
4. Step 4: Simplify right side
   3,123.92x = 5,380,372.87
5. Step 5: Solve for x
   x = 5,380,372.87/3,123.92
6. Step 6: Final answer
   x = 1,722.31