Finding the Fourth Proportional to 17,300.64, 23,850 and 12,324

Step by Step Solution

1. Step 1: Write the proportion equation
   17,300.64 : 23,850 = 12,324 : x
2. Step 2: Convert to fraction form
   17,300.64/23,850 = 12,324/x
3. Step 3: Cross multiply
   17,300.64x = 23,850 × 12,324
4. Step 4: Simplify right side
   17,300.64x = 293,927,400
5. Step 5: Solve for x
   x = 293,927,400/17,300.64
6. Step 6: Final answer
   x = 16,989.39