Finding the Fourth Proportional to 17,765.46, 24,514.61 and 9,807.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,765.46 : 24,514.61 = 9,807.21 : x
2. Step 2: Convert to fraction form
   17,765.46/24,514.61 = 9,807.21/x
3. Step 3: Cross multiply
   17,765.46x = 24,514.61 × 9,807.21
4. Step 4: Simplify right side
   17,765.46x = 240,419,879.30
5. Step 5: Solve for x
   x = 240,419,879.30/17,765.46
6. Step 6: Final answer
   x = 13,532.99