Finding the Fourth Proportional to 17,761.50, 26,647.47 and 5,281.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,761.50 : 26,647.47 = 5,281.62 : x
2. Step 2: Convert to fraction form
   17,761.50/26,647.47 = 5,281.62/x
3. Step 3: Cross multiply
   17,761.50x = 26,647.47 × 5,281.62
4. Step 4: Simplify right side
   17,761.50x = 140,741,810.50
5. Step 5: Solve for x
   x = 140,741,810.50/17,761.50
6. Step 6: Final answer
   x = 7,923.98