Finding the Fourth Proportional to 17,950.50, 26,926.83 and 5,638.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,950.50 : 26,926.83 = 5,638.50 : x
2. Step 2: Convert to fraction form
   17,950.50/26,926.83 = 5,638.50/x
3. Step 3: Cross multiply
   17,950.50x = 26,926.83 × 5,638.50
4. Step 4: Simplify right side
   17,950.50x = 151,826,930.96
5. Step 5: Solve for x
   x = 151,826,930.96/17,950.50
6. Step 6: Final answer
   x = 8,458.09