Finding the Fourth Proportional to 7,555.50, 10,426.59 and 4,243.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,555.50 : 10,426.59 = 4,243.50 : x
2. Step 2: Convert to fraction form
   7,555.50/10,426.59 = 4,243.50/x
3. Step 3: Cross multiply
   7,555.50x = 10,426.59 × 4,243.50
4. Step 4: Simplify right side
   7,555.50x = 44,245,234.67
5. Step 5: Solve for x
   x = 44,245,234.67/7,555.50
6. Step 6: Final answer
   x = 5,856.03