Finding the Fourth Proportional to 17,936.43, 24,751.94 and 9,978.59

Step by Step Solution

1. Step 1: Write the proportion equation
   17,936.43 : 24,751.94 = 9,978.59 : x
2. Step 2: Convert to fraction form
   17,936.43/24,751.94 = 9,978.59/x
3. Step 3: Cross multiply
   17,936.43x = 24,751.94 × 9,978.59
4. Step 4: Simplify right side
   17,936.43x = 246,989,287.31
5. Step 5: Solve for x
   x = 246,989,287.31/17,936.43
6. Step 6: Final answer
   x = 13,770.26