Finding the Fourth Proportional to 2,258.18, 3,381.48 and 1,563.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258.18 : 3,381.48 = 1,563.86 : x
2. Step 2: Convert to fraction form
   2,258.18/3,381.48 = 1,563.86/x
3. Step 3: Cross multiply
   2,258.18x = 3,381.48 × 1,563.86
4. Step 4: Simplify right side
   2,258.18x = 5,288,161.31
5. Step 5: Solve for x
   x = 5,288,161.31/2,258.18
6. Step 6: Final answer
   x = 2,341.78