Finding the Fourth Proportional to 2,626.48, 3,622.72 and 1,786.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,626.48 : 3,622.72 = 1,786.72 : x
2. Step 2: Convert to fraction form
   2,626.48/3,622.72 = 1,786.72/x
3. Step 3: Cross multiply
   2,626.48x = 3,622.72 × 1,786.72
4. Step 4: Simplify right side
   2,626.48x = 6,472,786.28
5. Step 5: Solve for x
   x = 6,472,786.28/2,626.48
6. Step 6: Final answer
   x = 2,464.43