Finding the Fourth Proportional to 17,936.66, 24,752.04 and 9,978.68

Step by Step Solution

1. Step 1: Write the proportion equation
   17,936.66 : 24,752.04 = 9,978.68 : x
2. Step 2: Convert to fraction form
   17,936.66/24,752.04 = 9,978.68/x
3. Step 3: Cross multiply
   17,936.66x = 24,752.04 × 9,978.68
4. Step 4: Simplify right side
   17,936.66x = 246,992,686.51
5. Step 5: Solve for x
   x = 246,992,686.51/17,936.66
6. Step 6: Final answer
   x = 13,770.27