Finding the Fourth Proportional to 17,761.50, 24,513.30 and 10,309.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,761.50 : 24,513.30 = 10,309.50 : x
2. Step 2: Convert to fraction form
   17,761.50/24,513.30 = 10,309.50/x
3. Step 3: Cross multiply
   17,761.50x = 24,513.30 × 10,309.50
4. Step 4: Simplify right side
   17,761.50x = 252,719,866.35
5. Step 5: Solve for x
   x = 252,719,866.35/17,761.50
6. Step 6: Final answer
   x = 14,228.52