Finding the Fourth Proportional to 17,393.61, 23,993.99 and 12,359.87

Step by Step Solution

1. Step 1: Write the proportion equation
   17,393.61 : 23,993.99 = 12,359.87 : x
2. Step 2: Convert to fraction form
   17,393.61/23,993.99 = 12,359.87/x
3. Step 3: Cross multiply
   17,393.61x = 23,993.99 × 12,359.87
4. Step 4: Simplify right side
   17,393.61x = 296,562,568.10
5. Step 5: Solve for x
   x = 296,562,568.10/17,393.61
6. Step 6: Final answer
   x = 17,050.08