Finding the Fourth Proportional to 11,609.82, 17,406.63 and 5,762.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,609.82 : 17,406.63 = 5,762.43 : x
2. Step 2: Convert to fraction form
   11,609.82/17,406.63 = 5,762.43/x
3. Step 3: Cross multiply
   11,609.82x = 17,406.63 × 5,762.43
4. Step 4: Simplify right side
   11,609.82x = 100,304,486.91
5. Step 5: Solve for x
   x = 100,304,486.91/11,609.82
6. Step 6: Final answer
   x = 8,639.62