Finding the Fourth Proportional to 17,978.48, 24,804.33 and 12,007.97

Step by Step Solution

1. Step 1: Write the proportion equation
   17,978.48 : 24,804.33 = 12,007.97 : x
2. Step 2: Convert to fraction form
   17,978.48/24,804.33 = 12,007.97/x
3. Step 3: Cross multiply
   17,978.48x = 24,804.33 × 12,007.97
4. Step 4: Simplify right side
   17,978.48x = 297,849,650.51
5. Step 5: Solve for x
   x = 297,849,650.51/17,978.48
6. Step 6: Final answer
   x = 16,567.01