Finding the Fourth Proportional to 4,505.50, 6,215.85 and 2,826.22

Step by Step Solution

1. Step 1: Write the proportion equation
   4,505.50 : 6,215.85 = 2,826.22 : x
2. Step 2: Convert to fraction form
   4,505.50/6,215.85 = 2,826.22/x
3. Step 3: Cross multiply
   4,505.50x = 6,215.85 × 2,826.22
4. Step 4: Simplify right side
   4,505.50x = 17,567,359.59
5. Step 5: Solve for x
   x = 17,567,359.59/4,505.50
6. Step 6: Final answer
   x = 3,899.09