Finding the Fourth Proportional to 17,944.78, 24,763.40 and 9,986.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,944.78 : 24,763.40 = 9,986.52 : x
2. Step 2: Convert to fraction form
   17,944.78/24,763.40 = 9,986.52/x
3. Step 3: Cross multiply
   17,944.78x = 24,763.40 × 9,986.52
4. Step 4: Simplify right side
   17,944.78x = 247,300,189.37
5. Step 5: Solve for x
   x = 247,300,189.37/17,944.78
6. Step 6: Final answer
   x = 13,781.18