Finding the Fourth Proportional to 17,943.36, 24,762.27 and 9,986.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,943.36 : 24,762.27 = 9,986.34 : x
2. Step 2: Convert to fraction form
   17,943.36/24,762.27 = 9,986.34/x
3. Step 3: Cross multiply
   17,943.36x = 24,762.27 × 9,986.34
4. Step 4: Simplify right side
   17,943.36x = 247,284,447.39
5. Step 5: Solve for x
   x = 247,284,447.39/17,943.36
6. Step 6: Final answer
   x = 13,781.39