Finding the Fourth Proportional to 17,081.18, 23,571.30 and 12,603.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,081.18 : 23,571.30 = 12,603.32 : x
2. Step 2: Convert to fraction form
   17,081.18/23,571.30 = 12,603.32/x
3. Step 3: Cross multiply
   17,081.18x = 23,571.30 × 12,603.32
4. Step 4: Simplify right side
   17,081.18x = 297,076,636.72
5. Step 5: Solve for x
   x = 297,076,636.72/17,081.18
6. Step 6: Final answer
   x = 17,392.04